CN115099837A - Supply chain management system and method for electronic commerce - Google Patents
Supply chain management system and method for electronic commerce Download PDFInfo
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Abstract
The invention discloses a supply chain management system and a supply chain management method for electronic commerce, wherein the supply chain management system comprises a product demand module, a demand analysis planning module, a supply chain management module and a product expansion module; the product demand module is used for setting screening conditions according to the demand of the distributor on the product types to obtain screened product results; the demand analysis planning module is used for planning a path for the product obtained by the distributor, verifying the conditions met by the planned path and re-screening the product according to the conditions; the supply chain management module is used for analyzing profits obtained after the distributor sells different types of products and managing the products according to the profits; the product extension module is used for establishing a new producer cooperating with the distributor among producers establishing contact with the distributor, and extending the products required by the distributor from the new producer; through the product demand module, can effectual screening product, avoid the manual work to the inefficiency that the product screening leads to, and the wrong possibility of product screening.
Description
Technical Field
The invention relates to the technical field of supply chain management, in particular to a supply chain management system and a supply chain management method for electronic commerce.
Background
The supply chain is used for matching products around a core enterprise, integrally planning the manufacturing, distribution and logistics of the products and providing the products to consumers; the supply chain is effectively combined with the electronic commerce, and the opportunity that the product is sold can be enhanced through the electronic information technology; particularly, the current sub-sales are live online from a social platform, so that the opportunity of showing products to consumers is greatly increased; however, when the electronic commerce is combined with the supply chain, the distribution and sale needs to select and screen the products by oneself, but under the condition that the distributor manually screens the products, although the quality of the products can be ensured, the efficiency of screening the products by the distributor cannot be improved, and the cost of manually screening the products is increased;
meanwhile, because the sub-sale is carried out on the social platform, compared with the off-line sale, the cost is low; therefore, when a distributor carries out sales, besides direct supply by a manufacturer, a producer sends out a product, and another method is as follows: a corresponding warehouse is equipped, and products of the distributor are stored in the warehouse and are not controlled by the shipment of the manufacturer; however, the distributor needs to extract products from the manufacturers one by one and store the products in the warehouse until the next manufacturer supplies the products to the distributor, which affects the speed of extracting the products by the distributor and the product sale by the distributor; because of many factors influencing the product sale, products which satisfy the products of distributors and have satisfactory prices cannot be directly extracted; thereby affecting the sales volume of the distributor and the public praise of the distributor for selling the product; therefore, improvement of the above-described problems is required.
Disclosure of Invention
The present invention is directed to a system and method for supply chain management in electronic commerce to solve the above-mentioned problems.
In order to solve the technical problems, the invention provides the following technical scheme: a supply chain management system for electronic commerce, the supply chain management system comprising a product demand module, a demand analysis planning module, a supply chain management module and a product extension module;
the product demand module is used for setting screening conditions according to the demand of the distributor on product types to obtain screened product results;
the demand analysis planning module is used for planning a path for the product obtained by the distributor, verifying the conditions met by the planned path and re-screening the product according to the conditions;
the supply chain management module is used for analyzing profits obtained after a distributor sells different types of products and managing the products according to the profits;
the product extension module is used for establishing a new manufacturer cooperating with the distributor in the manufacturers establishing contact with the distributor and extending the products required by the distributor from the new manufacturer;
the product demand module is connected with the demand analysis planning module; the supply chain management module is connected with the product expansion module; the supply chain management module is connected with the demand analysis planning module.
Further, the product demand module comprises a product type acquisition unit, a product distribution unit and a product screening unit;
the product type acquisition unit is used for extracting the product type sold by the distributor from the products sold by the distributor in history and showing the product type through a list;
the product distribution unit is used for marking the distribution of the product types on the two-dimensional map through colors according to the product types sold by the distributor historically; the product categories marked on the two-dimensional map include product categories of historical sales and other products of the same product category, for example; the cosmetic varieties are uniformly marked with red marks, the home textile varieties are uniformly marked with yellow marks, and the like;
the product screening unit is used for screening products from the same product types through screening conditions; wherein the screening condition refers to the favorable degree of the product, the ingredient list of the product, the price of the product, the position of the product and the like; compared with manual product screening, the product screening efficiency is improved, and the cost of manual product screening is reduced;
the output end of the product type acquisition unit is connected with the input end of the product distribution unit; the output end of the product distribution unit is connected with the input end of the product screening unit.
Furthermore, the demand analysis planning module comprises a path optimization unit, a product screening and updating unit and a warehouse location optimization unit;
the path optimization unit is used for planning a path for a product screened from a plurality of product types by a carrier, wherein the planned path needs to meet the condition of optimal delivery cost of the carrier;
the product screening and updating unit is used for updating screened products in the product category list so as to meet the condition of optimal distribution cost;
the warehouse position optimizing unit is used for optimizing information after products are screened again; the information refers to a planned path or a warehouse location where a distributor stores products; thereby reducing the cost of the distributor;
the output end of the warehouse position optimizing unit is connected with the input ends of the path optimizing unit and the product screening and updating unit; and the output end of the path optimization unit is connected with the input end of the product screening and updating unit.
Further, the supply chain management module comprises a product information acquisition unit and a product sale management unit;
the product information acquisition unit is used for acquiring the quantity of products purchased by a consumer from a distributor and after-sale comment information;
the product sale management unit is used for analyzing the profit of the product sold by the distributor, managing the products in different product varieties according to the profit, and managing the product replacement or increasing the quantity of the products purchased from the manufacturer;
the output end of the product sale management unit is connected with the input end of the product information acquisition unit.
Further, the product extension module comprises a manufacturer association unit and a product evaluation unit;
the producer association unit is used for extracting an associated new producer from the partners of the producers from the producers which establish contact with the distributor, and the distributor obtains the product from the associated new producer;
the product evaluation unit is used for evaluating the product obtained from the associated manufacturer, and obtaining the obtained product as a result of one of the product types sold by the distributor according to the evaluation information; the method not only can obtain new products for distributors to arouse the interest of consumers, but also can improve the quality of the products by obtaining the products from associated manufacturers.
The output of the producer association unit is connected to the input of the product evaluation unit.
A supply chain management method for electronic commerce, the supply chain management method performing the steps of:
the method comprises the following steps: obtaining the product type information sold by the distributor from the products sold by the distributor in history; setting screening conditions, and screening in each product variety to obtain products meeting the screening conditions;
step two: obtaining the screened products, if the distributor determines the position of the warehouse, planning a path for the screened products by the carrier, and ensuring that the distribution cost of the carrier meets the optimal condition; if the distributor does not determine the warehouse location, optimizing the optimal warehouse location for the distributor;
step three: the distributor acquires information of products purchased by the consumer, replaces the products or increases the quantity of the products purchased from the producer;
step four: if the profit is smaller than the preset profit value, the distributor extracts the associated new producer from the partner of the producer and obtains the product from the associated new producer; evaluating the product, and obtaining the product as a result of one of the product types sold by the distributor according to the evaluation result; if the profit is larger than the preset profit value, the product is not replaced.
In the second step, product information determined by the distributor is obtained, the positions of manufacturers are obtained according to the product information, the manufacturers with the distances smaller than the preset distance are gathered in the set marks, and the carriers plan paths for the screened products according to the product variety requirements of the distributor on different set marks;
if all the products screened by the distributor are included in the set marks, the carrier acquires the products from the set marks and transports the products to a specified warehouse position;
if the products to be screened by the distributor are distributed in the same set mark and the products to be screened are distributed in the set marks with the number of N, the distributor screens one product from the products to be screened in the same product type for saving expenses, if the distribution expense of the distributor is required to meet the optimal condition and the route of the distributor for transporting the products with different types in the same set mark is ignored, the products with the same product type distributed in different set marks are arranged in a matrix mode, and the distribution expense of the distributor is ensured to meet the optimal condition, the optimal route selected by the distributor is the optimal route
N! 1 (= N-1) × (N-2) ×; wherein: z refers to the delivery cost of the carrier, M refers to the distance of the delivery route, N | refers to the number of routes the carrier has transported the product from different set points, i refers to the lower limit of the number of routes,
refers to the cost factor of the carrier when delivering the product; and obtaining the final screened products of the distributor according to the optimal path.
In the second step, if the distributor does not determine the warehouse position, the information of the products screened by the distributor is obtained; establishing a two-dimensional map plane model, and establishing a polygonal plane graph with the largest area composed of different products according to the distribution of the products on the two-dimensional map; obtaining manufacturer coordinates corresponding to the screened product information, finding out warehouse position information closest to all edges in a polygonal plane graph through a nearest query method, and taking the closest warehouse as an end point position of a carrier for delivering products under the condition that the warehouse rent is reasonable; the specific steps of finding the warehouse location information closest to all edges include:
s01, initializing the nearest position on the map, and calculating the distance set between the nearest position and any side of the polygonal planar graph;
s02: continuously updating the nearest position according to the distance, and outputting a simulated nearest position;
s03: acquiring a simulation nearest position, establishing a coordinate system by using a current polygonal plane graph, setting a perpendicular line perpendicular to a horizontal coordinate at the simulation nearest position, dividing the simulation nearest position into a left plane or a right plane respectively, and performing binary search at the left plane or the right plane respectively;
s04: and outputting the warehouse position closest to the nearest position on the two-dimensional map plane model.
In the fourth step, after the sale is finished, the distributor obtains profit values according to the quantity of the products purchased by the consumers, if the profits are larger than the preset profit values, the products are not replaced, the products are screened from the product types, and corresponding products are added; if the profit is smaller than the preset profit value, calling a manufacturer of the product information, and temporarily releasing the cooperation relationship with the manufacturer; acquiring corresponding manufacturer information when a distributor sells all products, calling cooperative manufacturers of corresponding manufacturers when the distributor sells all products, excavating associated new manufacturers from the cooperative manufacturers, and ensuring that the correlation degree exists between the products sold by the new manufacturers and the products with the temporary cooperative relationship removal; evaluating the products sold by the new manufacturer, and performing factor analysis according to the following indexes: obtaining an evaluation coefficient matrix of the sold product by historical selling conditions, component contents in a component table and product evaluation; eliminating dimension of the evaluation coefficient matrix to obtain an evaluation coefficient matrix after standardization processing; establishing coordinate axes, taking the original point as the center of a circle to obtain a circle, drawing an index line in the circle according to the evaluation coefficient matrix, and obtaining different sector areas divided by the index line; according to different indexes, obtaining the proportion of the area of the indexes in the total area as a weight; obtaining an evaluation function based on the product;
(ii) a Evaluating the product according to the evaluation function of the product, and updating the list of products sold by the distributor according to the evaluation value(ii) a Where j is the lower limit of the index number, k is the upper limit of the index number,
refers to the central angle of the jth index under the radian, R refers to the radius of the sector,
refers to the evaluation coefficient of the j-th index.
Compared with the prior art, the invention has the following beneficial effects: according to the product screening method, the product demand module is adopted, so that the products can be effectively screened, the low efficiency caused by manually screening the products is avoided, and the possibility of wrong product screening is avoided; the demand analysis planning module can plan a path for a carrier, ensure that the distribution cost can reach the optimum and prevent the cost of a distributor from being increased; through the product expansion module, not only can new products be obtained for distributors to arouse the interest of consumers, but also the quality of the products can be improved due to the products obtained from related manufacturers.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a block diagram of a supply chain management system for electronic commerce according to the present invention;
FIG. 2 is a schematic diagram of the steps of a supply chain management system for electronic commerce in accordance with the present invention;
fig. 3 is a schematic diagram of the development of the polygonal planar pattern of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In embodiment 1, please refer to fig. 1, the present invention provides a technical solution:
a supply chain management system for electronic commerce, the supply chain management system comprising a product demand module, a demand analysis planning module, a supply chain management module and a product extension module;
the product demand module is used for setting screening conditions according to the demand of the distributor on product types to obtain screened product results;
the demand analysis planning module is used for planning a path for the product obtained by the distributor, verifying the conditions met by the planned path and re-screening the product according to the conditions;
the supply chain management module is used for analyzing profits obtained after the distributor sells different types of products and managing the products according to the profits;
the product extension module is used for establishing a new producer cooperating with the distributor among producers establishing contact with the distributor, and extending the products required by the distributor from the new producer;
the product demand module is connected with the demand analysis planning module; the supply chain management module is connected with the product expansion module; the supply chain management module is connected with the demand analysis planning module.
Further, the product demand module comprises a product type acquisition unit, a product distribution unit and a product screening unit;
the product type acquisition unit is used for extracting the product type sold by the distributor from the products sold by the distributor in history and showing the product type through a list;
the product distribution unit is used for marking the distribution of the product types on the two-dimensional map through colors according to the product types sold by the distributor historically; the product categories marked on the two-dimensional map include product categories of historical sales and other products of the same product category, for example; the cosmetic varieties are uniformly marked with red marks, the home textile varieties are uniformly marked with yellow marks, and the like;
the product screening unit is used for screening products from the same product types through screening conditions; wherein the screening conditions refer to the goodness of the product, the ingredient list of the product, the price of the product, the position of the product and the like; compared with manual product screening, the product screening efficiency is improved, and the cost of manual product screening is reduced;
the output end of the product type acquisition unit is connected with the input end of the product distribution unit; the output end of the product distribution unit is connected with the input end of the product screening unit.
Furthermore, the demand analysis planning module comprises a path optimization unit, a product screening and updating unit and a warehouse location optimization unit;
the path optimization unit is used for planning a path for a product screened from a plurality of product types by a carrier, wherein the planned path needs to meet the condition of optimal delivery cost of the carrier;
the product screening and updating unit is used for updating screened products in the product category list so as to meet the condition of optimal distribution cost;
the warehouse location optimization unit is used for optimizing information after products are screened again; the information refers to a planned path or a warehouse location where a distributor stores products; thereby reducing the cost of the distributor;
the output end of the warehouse position optimizing unit is connected with the input ends of the path optimizing unit and the product screening and updating unit; and the output end of the path optimization unit is connected with the input end of the product screening and updating unit.
Further, the supply chain management module comprises a product information acquisition unit and a product sale management unit;
the product information acquisition unit is used for acquiring the quantity of products purchased by a consumer from a distributor and after-sale comment information;
the product sale management unit is used for analyzing the profit of the product sold by the distributor, managing the products in different product varieties according to the profit, and managing the product replacement or increasing the quantity of the products purchased from the manufacturer;
the output end of the product sale management unit is connected with the input end of the product information acquisition unit.
Further, the product extension module comprises a manufacturer association unit and a product evaluation unit;
the producer association unit is used for extracting an associated new producer from the partners of the producers from the producers which establish contact with the distributor, and the distributor obtains the product from the associated new producer;
the product evaluation unit is used for evaluating the product obtained from the associated manufacturer and obtaining the obtained product as a result of one of the product types sold by the distributor according to the evaluation information; not only can obtain new products for distributors to arouse the interest of consumers, but also can improve the quality of the products because the products are obtained from associated manufacturers.
The output of the producer association unit is connected to the input of the product evaluation unit.
In embodiment 2, referring to fig. 2 to 3, the present invention provides the following technical solutions:
a supply chain management method for electronic commerce, the supply chain management method performing the steps of:
the method comprises the following steps: obtaining the product type information sold by the distributor from the products sold by the distributor in history; setting screening conditions, and screening in each product variety to obtain products meeting the screening conditions;
step two: obtaining the screened product, if the distributor determines the warehouse position, planning a path for the screened product by the carrier, and ensuring that the delivery cost of the carrier meets the optimal condition; if the distributor does not determine the warehouse location, optimizing the optimal warehouse location for the distributor;
step three: the distributor acquires information of products purchased by the consumer, replaces the products or increases the quantity of the products purchased from the producer;
step four: if the profit is smaller than the preset profit value, the distributor extracts the associated new manufacturer from the partner of the manufacturer, and the distributor obtains the product from the associated new manufacturer; evaluating the product, and obtaining a result that the product is used as one of the product types sold by the distributor according to the evaluation result; if the profit is larger than the preset profit value, the product is not replaced.
In the second step, product information determined by the distributor is obtained, the positions of manufacturers are obtained according to the product information, the manufacturers with the distances smaller than the preset distance are gathered in the set marks, and the carriers plan paths for the screened products according to the product variety requirements of the distributor on different set marks;
if all the products screened by the distributor are included in the set marks, the carrier acquires the products from the set marks and transports the products to a specified warehouse position;
if the products to be screened by the distributor are distributed in the same set mark and the products to be screened are distributed in the set marks with the number of N, the distributor screens one product from the products to be screened in the same product type for saving expenses, if the distribution expense of the distributor is required to meet the optimal condition and the route of the distributor for transporting the products with different types in the same set mark is ignored, the products with the same product type distributed in different set marks are arranged in a matrix mode, and the distribution expense of the distributor is ensured to meet the optimal condition, the optimal route selected by the distributor is the optimal route
N! 1 (= N-1) × (N-2) ×; wherein: z is the delivery cost of the carrier, M is the distance of the delivery route, N | is the number of routes the carrier has delivered the product from different set tags, i is the lower limit of the number of routes,
refers to the cost factor of the carrier when delivering the product; obtaining a product finally screened by the distributor according to the optimal path;
to save the distributor's cost, the distributor assigns optimal paths, ignoring different kinds of products in the same set of indicia, such as: change of brand XThe cosmetic water and the facial tissue of the brand Y are arranged in the set mark by the carrier according to the needs of the distributor, so that the defined path is ignored in the technical scheme; to identify products of the same product category distributed in different set marks, for example: brand X lotion, brand Y lotion; therefore, the calculation of the optimal path only refers to different products in different set marks; for example, in the optimal path of
In the matrix, obtain
(ii) a Determining an optimal path as
Acquiring a 600-element path as an optimal path; the set mark refers to a set divided region.
In the second step, if the distributor does not determine the warehouse position, the information of the products screened by the distributor is obtained; establishing a two-dimensional map plane model, and establishing a polygonal plane graph with the largest area composed of different products according to the distribution of the products on the two-dimensional map; obtaining manufacturer coordinates corresponding to the screened product information, finding out warehouse position information closest to all edges in a polygonal plane graph through a nearest query method, and taking the closest warehouse as an end point position of a carrier for delivering products under the condition that the warehouse rent is reasonable; the specific steps of finding the warehouse location information closest to all edges include:
s01, initializing the nearest position on the map, and calculating the distance set between the nearest position and any edge of the polygonal plane figure;
s02: continuously updating the nearest neighbor position according to the distance, and outputting a simulated nearest neighbor position;
s03: acquiring a simulation nearest position, establishing a coordinate system by using a current polygonal plane graph, setting a perpendicular line perpendicular to a horizontal coordinate at the simulation nearest position, dividing the simulation nearest position into a left plane or a right plane respectively, and performing binary search at the left plane or the right plane respectively;
s04: outputting the warehouse position closest to the nearest position on the two-dimensional map plane model;
the undetermined warehouse positions of distributors are determined by establishing the polygonal plane graph with the largest area formed by different products, the optimal warehouse positions can be visually displayed in the mode, the optimal positions can be accurately obtained in the polygonal plane graph, the accuracy of determining the optimal positions is high, and the optimal results of the nearest positions can be quickly obtained.
In the fourth step, after the sale is finished, the distributor obtains profit values according to the quantity of the products purchased by the consumers, if the profits are larger than the preset profit values, the products are not replaced, the products are screened from the product types, and corresponding products are added; if the profit is smaller than the preset profit value, calling a manufacturer of the product information, and temporarily releasing the cooperation relationship with the manufacturer; acquiring corresponding manufacturer information when a distributor sells all products, calling cooperative manufacturers of corresponding manufacturers when the distributor sells all products, excavating associated new manufacturers from the cooperative manufacturers, and ensuring that the correlation degree exists between the products sold by the new manufacturers and the products with the temporary cooperative relationship removal; evaluating the products sold by the new manufacturer, and performing factor analysis according to the following indexes: obtaining an evaluation coefficient matrix of the sold product by historical selling conditions, component contents in a component table and product evaluation; eliminating dimension of the evaluation coefficient matrix to obtain an evaluation coefficient matrix after standardization processing; establishing coordinate axes, obtaining a circle by taking an original point as a circle center, drawing an index line in the circle according to the evaluation coefficient matrix, and obtaining different fan-shaped areas divided by the index line; according to different indexes, obtaining the proportion of the area of the indexes in the total area as a weight; obtaining an evaluation function based on the product;
(ii) a Evaluating the product according to an evaluation function of the product, according toEvaluating the value, and updating a list of products sold by the distributor; where j is the lower limit of the index number, k is the upper limit of the index number,
refers to the central angle of the jth index under the radian, R refers to the radius of the sector,
the evaluation coefficient of the jth index is defined;
for example: after the product sold by the original a company is sold by the distributor, the profit value obtained by the distribution and sale is less than the preset profit value, so the related product is called from { B, C, D } sold by the distributor, a product set of enterprises related to { B, C, D } enterprises is obtained, each product in the product set is analyzed, the correlation between the called related product and the original a company product is analyzed through a grey correlation value or is judged through a manual mode, and the correlation refers to whether the types of the products are the same or not, such as: the product sold by the original company A is home textile of the product S, and related products need to be home textile with the brand replaced; in order to ensure that the called related products cannot generate the problem that the profit value is smaller than the preset profit value, evaluating the products; and obtaining an evaluation function based on the product to obtain a first scheme: p1 (historical sales) =0.42 × 1.5= 0.63; p2 (component content) =0.23 × 1.9=0.437 is obtained; p3 (product evaluation) =0.35 × 0.75= 0.2625; scheme two is as follows: p '1 (historical sales) =0.52, P2' (ingredient content) = 0.33; p3' (product evaluation) =0.194, comparing the scheme one with the scheme two to obtain that the scheme one is superior to the scheme two, and selecting the product of the scheme one to replace the product of the original company a through comprehensive evaluation.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A supply chain management system for electronic commerce, characterized by: the supply chain management system comprises a product demand module, a demand analysis planning module, a supply chain management module and a product expansion module;
the product demand module is used for setting screening conditions according to the demand of the distributor on product types to obtain screened product results;
the demand analysis planning module is used for planning a path for the product obtained by the distributor, verifying the conditions met by the planned path and re-screening the product according to the conditions;
the supply chain management module is used for analyzing profits obtained after a distributor sells different types of products and managing the products according to the profits;
the product extension module is used for establishing a new producer cooperating with the distributor among producers establishing contact with the distributor, and extending the products required by the distributor from the new producer;
the product demand module is connected with the demand analysis planning module; the supply chain management module is connected with the product expansion module; the supply chain management module is connected with the demand analysis planning module.
2. The supply chain management system for electronic commerce according to claim 1, wherein: the product demand module comprises a product type acquisition unit, a product distribution unit and a product screening unit;
the product type acquisition unit is used for extracting the product type sold by the distributor from the products sold by the distributor in history and showing the product type through a list;
the product distribution unit is used for marking the distribution of the product types on the two-dimensional map through colors according to the product types sold by the distributor historically;
the product screening unit is used for screening products from the same product types through screening conditions;
the output end of the product type acquisition unit is connected with the input end of the product distribution unit; the output end of the product distribution unit is connected with the input end of the product screening unit.
3. The supply chain management system for electronic commerce according to claim 1, wherein: the demand analysis planning module comprises a path optimization unit, a product screening and updating unit and a warehouse position optimization unit;
the path optimization unit is used for planning a path for a product screened from a plurality of product types by a transport provider, wherein the planned path needs to meet the condition of optimal delivery cost of the transport provider;
the product screening and updating unit is used for updating screened products in the product category list so as to meet the condition of optimal distribution cost;
the warehouse location optimization unit is used for optimizing information after products are screened again;
the output end of the warehouse position optimizing unit is connected with the input ends of the path optimizing unit and the product screening and updating unit; and the output end of the path optimization unit is connected with the input end of the product screening and updating unit.
4. The system of claim 1, wherein the supply chain management system comprises: the supply chain management module comprises a product information acquisition unit and a product sale management unit;
the product information acquisition unit is used for acquiring the quantity of products purchased by a consumer from a distributor and after-sale comment information;
the product sale management unit is used for analyzing the profit of the product sold by the distributor, managing the products in different product varieties according to the profit, and managing the product replacement or increasing the quantity of the products purchased from the manufacturer;
the output end of the product sale management unit is connected with the input end of the product information acquisition unit.
5. The supply chain management system for electronic commerce according to claim 1, wherein: the product extension module comprises a manufacturer association unit and a product evaluation unit;
the producer association unit is used for extracting an associated new producer from the partners of the producers from the producers which establish contact with the distributor, and the distributor obtains the product from the associated new producer;
the product evaluation unit is used for evaluating the product obtained from the associated manufacturer and obtaining the obtained product as a result of one of the product types sold by the distributor according to the evaluation information;
the output of the producer association unit is connected to the input of the product evaluation unit.
6. A supply chain management method for electronic commerce, characterized by: the supply chain management method comprises the following steps:
the method comprises the following steps: obtaining the product type information sold by the distributor from the products sold by the distributor in history; setting screening conditions, and screening in each product variety to obtain products meeting the screening conditions;
step two: obtaining the screened products, if the distributor determines the position of the warehouse, planning a path for the screened products by the carrier, and ensuring that the distribution cost of the carrier meets the optimal condition; if the distributor does not determine the warehouse location, optimizing the optimal warehouse location for the distributor;
step three: the distributor acquires information that the consumer purchases the product, changes the product or increases the number of the product purchased from the producer;
step four: if the profit is smaller than the preset profit value, the distributor extracts the associated new manufacturer from the partner of the manufacturer, and the distributor obtains the product from the associated new manufacturer; evaluating the product, and obtaining a result that the product is used as one of the product types sold by the distributor according to the evaluation result; if the profit is larger than the preset profit value, the product is not replaced.
7. The method as claimed in claim 6, wherein the supply chain management method comprises: in the second step, product information determined by the distributor is obtained, the positions of manufacturers are obtained according to the product information, the manufacturers with the distances smaller than the preset distance are gathered in the set marks, and the carriers plan paths for the screened products according to the product variety requirements of the distributor on different set marks;
if all the products screened by the distributor are included in the set marks, the carrier acquires the products from the set marks and transports the products to a specified warehouse position;
if the products to be screened by the distributor are distributed in the same set mark and the products to be screened are distributed in the set marks with the number of N, the distributor screens one product from the products to be screened in the same product type for saving expenses, if the distribution expense of the distributor is required to meet the optimal condition and the route of the distributor for transporting the products with different types in the same set mark is ignored, the products with the same product type distributed in different set marks are arranged in a matrix mode, and the distribution expense of the distributor is ensured to meet the optimal condition, the optimal route selected by the distributor is the optimal route
N | = (N-1) × (N-2) × 1; wherein: z refers to the delivery cost of the carrier, M refers to the distance of the delivery route, N | refers to the number of routes the carrier has transported the product from different set points, i refers to the lower limit of the number of routes,
refers to the cost factor of the carrier when delivering the product; and obtaining the final screened products of the distributor according to the optimal path.
8. The method as claimed in claim 6, wherein the supply chain management method comprises: in the second step, if the distributor does not determine the warehouse position, the information of the products screened by the distributor is obtained; establishing a two-dimensional map plane model, and establishing a polygonal plane graph with the largest area composed of different products according to the distribution of the products on the two-dimensional map; obtaining manufacturer coordinates corresponding to the screened product information, finding out warehouse position information closest to all edges in a polygonal plane graph through a nearest query method, and taking the closest warehouse as an end point position of a carrier for delivering products under the condition that the warehouse rent is reasonable; the specific steps of finding the warehouse location information closest to all edges include:
s01, initializing the nearest position on the map, and calculating the distance set between the nearest position and any side of the polygonal planar graph;
s02: continuously updating the nearest neighbor position according to the distance, and outputting a simulated nearest neighbor position;
s03: acquiring a simulation nearest position, establishing a coordinate system by using a current polygonal plane graph, setting a perpendicular line perpendicular to a horizontal coordinate at the simulation nearest position, dividing the simulation nearest position into a left plane or a right plane respectively, and performing binary search at the left plane or the right plane respectively;
s04: and outputting the warehouse position closest to the nearest position on the two-dimensional map plane model.
9. The method as claimed in claim 6, wherein the supply chain management method comprises: in the fourth step, after the sale is finished, the distributor obtains profit values according to the quantity of the products purchased by the consumers, if the profits are larger than the preset profit values, the products are not replaced, the products are screened from the product types, and corresponding products are added; if the profit is smaller than the preset profit value, calling a manufacturer of the product information, and temporarily releasing the cooperation relationship with the manufacturer; acquiring corresponding manufacturer information when a distributor sells all products, calling cooperative manufacturers of corresponding manufacturers when the distributor sells all products, excavating associated new manufacturers from the cooperative manufacturers, and ensuring that the correlation degree exists between the products sold by the new manufacturers and the products with the temporary cooperative relationship removal; evaluating the products sold by the new manufacturer, and performing factor analysis according to the following indexes: obtaining an evaluation coefficient matrix of the sold product by historical selling conditions, component contents in a component table and product evaluation; eliminating dimension of the evaluation coefficient matrix to obtain a standardized evaluation coefficient matrix; establishing coordinate axes, taking the original point as the center of a circle to obtain a circle, drawing an index line in the circle according to the evaluation coefficient matrix, and obtaining different sector areas divided by the index line; according to different indexes, obtaining the proportion of the area of the indexes in the total area as a weight; obtaining an evaluation function based on the product;
(ii) a Evaluating the product according to the evaluation function of the product, and updating a list of products sold by the distributor according to the evaluation value; where j is the lower limit of the index number, k is the upper limit of the index number,
refers to the central angle of the jth index under the radian, R refers to the radius of the sector,
refers to the evaluation coefficient of the j-th index.
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