KR20060094244A - Method for accomplishing the electric commercial service and computer readable record medium on which a program therefor is recorded - Google Patents

Abstract

The present invention relates to a method for performing an electronic commerce, comprising the steps of: (a) an operator server performing product purchase and payment by transmitting and receiving information related to the purchase and payment of goods with a purchaser computer and a supplier computer; (b) selecting a transportable carrier, transmitting the information necessary for transportation to the carrier terminal, and accumulating the carrier's freight; And (c) determining whether a due date for paying the carrier is due, and if the due date is reached, paying the accumulated freight; Wherein (b) comprises the steps of: (b-1) searching for a transporter whose shipping address the buyer wishes to deliver is an active area; (b-2) selecting a transporter who can transport the goods purchased by the transport buyer among the searched transporters using the current location information of the transporter; (b-3) transmitting the receiving place, the receiving time and the delivery place, the delivery time, the name of the buyer, and the shipping fee, which receive the goods from the supplier to the terminal of the selected carrier; And (b-4) when receiving the completion signal of transportation, storing information regarding the accumulation of freight charges of the transporter who shipped the goods; It includes.

ECommerce, Buyer, Transporter, Freight, Earn

Description

Method for accomplishing the electric commercial service and computer readable record medium on which a program therefor is recorded}

1 is an exemplary diagram of an electronic commerce performing system according to an embodiment of the present invention.

2 is an overall flowchart of a method of performing an electronic commerce according to an embodiment of the present invention.

Figure 3 is a detailed flowchart of the product purchase and payment step according to an embodiment of the present invention.

Figure 4 is a detailed flowchart of the carrier selection and freight charge accumulation step according to an embodiment of the present invention.

The present invention relates to a computer-readable recording medium recording a method for performing an electronic commerce and a program for executing the same, and more particularly, a carrier best suited to delivery of goods using location information of a transporter who delivers the goods to the buyer of the goods. E-commerce method and program that executes the e-commerce, which allows the selected carrier to deliver the goods, so that the buyer can quickly receive the purchased goods, and the delivered carrier can receive the shipping fee every predetermined period. The present invention relates to a computer-readable recording medium having recorded thereon.

Conventionally, in relation to electronic commerce, a number of patents have been applied and registered in addition to Korean Patent Publication No. 2001-0107180, "Method for Purchasing Goods on the Internet through Real World Product Shopping."

The method of purchasing a product on the Internet through the real world product shopping may include a first step of a web server registering a service user as a member through an input process of personally identifiable information; A second step of assigning a unique member ID to a registered member and allocating a virtual cart for each member; A third step of issuing a member card which records personal information of the member to the member; When the member holding the membership card enters the information on the items to be purchased and the member card into the terminal provided in the store while shopping for the product in the real world store, the terminal records the product information on the product and the membership card on the terminal. Transmitting the received personal information to a web server, the web server including the received information in a virtual shopping cart of a corresponding member; A fifth step of reading and displaying the product information stored in the member's virtual shopping cart to the member accessing the web server; And a sixth step of allowing the member to purchase the corresponding product through a predetermined purchase procedure when the member selects a desired product from among the products stored in the virtual shopping cart. A method of purchasing a product in an Internet e-commerce system, comprising: a first step of a web server registering a service user as a member through an input process of personally identifiable information; A second step of assigning a unique member ID to a registered member and allocating a virtual cart for each member; A third step of issuing a member card which records personal information of the member to the member; A fourth step of putting product information of the corresponding product in the virtual shopping cart as the member holding the membership card presents the membership card with respect to the purchase target product displayed while shopping for the product in a real world store; A fifth step of reading and displaying the product information stored in the virtual shopping cart to a member accessing the web server; And a sixth step of purchasing the corresponding product according to a predetermined purchase procedure for the corresponding product that the member wants to purchase.

However, the present invention has a problem that the process after the product purchase step is all done offline, so a long time is required to receive the goods purchased by the buyer because a lot of time is required to select and deliver the goods delivery company.

In addition, even if the purchaser purchases a plurality of products through a single product supplier, the present invention provides no discount benefits to the purchaser who purchases a plurality of products because the discount rate is not determined according to the type and quantity of the purchased products. There was also a problem that can not be provided.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above problems, by using the location information of the transporter to allow the best transporter to deliver the goods to the buyer, so that the buyer can quickly receive the goods.

Another object of the present invention is to allow a buyer to purchase a large number of products by selecting a product supplier to receive a discount at a maximum price.

The present invention for achieving the above object, the present invention relates to a method for performing an e-commerce, (a) the operator server to perform a product purchase and payment by transmitting and receiving information related to the purchase and payment of the purchaser computer and supplier computer; (b) the operator server selecting a transportable transporter using previously stored transporter information, transmitting information necessary for transport to a transporter terminal, and accumulating transport costs of the transporter; And (c) the operator server determines whether the due date for paying the freight of the carrier has arrived, and when the due date arrives, the operator server transfers the charges accumulated in the separate financial institution server to the account of the carrier. Paying the accumulated shipping charges by requesting a transfer; Including the step (b), (b-1) using the carrier information previously stored in the operator server to search for a carrier that the shipping destination that the buyer wants to deliver is an active area; (b-2) selecting, by the operator server, a transporter who can transport the goods purchased by the transport buyer among the searched transporters using the current location information of the transporter; (b-3) sending, by the operator server, a receiving place, a receiving time and a delivery place, a delivery time, a name of a buyer, and a shipping fee to receive a transport product from a supplier to a selected terminal of the carrier; And (b-4) when the operator server receives the completion signal of transportation, storing, by the operator server, information regarding the accumulation of freight charges of the transporter who transported the goods; It characterized in that it comprises a.

Preferably, the step (a) comprises: (a-1) the operator server transmitting previously registered product information to the purchaser computer; (a-2) the operator server receiving purchase goods information and delivery address information from the buyer computer; (a-3) determining, by the operator server, whether the product to be purchased by the buyer intends to purchase a single product using the purchased product information; (a-4) As a result of the determination in step (a-3), when the user wants to purchase a plurality of products, the operator server may supply the product to the purchase product list and the delivery address information about the product to be purchased by the buyer. Transmitting to a plurality of pre-registered supplier computers; (a-5) the operator server receiving, from each of the plurality of supplier computers, sale price information of the entire purchase product that the buyer wants to purchase and transmitting the same to the buyer computer; (a-6) receiving, by the operator server, selection information for one of the suppliers who provided the sale price information from the purchaser computer; (a-7) The operator server receives the payment related information from the buyer computer, determines whether the payment is completed by the buyer, and when the payment is completed, the operator server sends the purchased goods information to the computer of the selected supplier. Transmitting payment completion information; And (a-8) when the single product is purchased as a result of the determination of step (a-3), the operator server executing the procedure to the step (a-7); Characterized in that it comprises a.

Also preferably, before the step (a), the operator server receives and stores product information such as price, manufacturer, date of manufacture, characteristics of the product, etc. of the product to be sold by the supplier from the supplier computer; It characterized in that it further comprises.

Also preferably, before the step (a), the operator server may deliver the personal information including the carrier's name, social security number, and address from the carrier terminal or a separate computer, including a deliverable area and a deliverable time. Receiving and storing information; It characterized in that it further comprises.

And preferably, the step (a), the buyer is connected to the operator server using his computer to select the trade name that he wants to buy, pay the purchase price in advance and the buyer of the trade name of his choice at his desired time Visiting and purchasing necessary items by an estimated amount paid in advance; Characterized in that it comprises a.

On the other hand, the present invention to perform the electronic commerce, (A) the operator server functions to perform the goods purchase and payment by sending and receiving information related to the purchase and payment of goods and the buyer computer and supplier computer; (B) the operator server selects a transportable carrier using the pre-stored carrier information, transmits the information necessary for transportation to a carrier terminal, and then accumulates the freight of the carrier; And (C) the operator server determines whether the due date for paying the freight of the carrier has arrived, and when the due date arrives, the operator server transfers the freight charges accumulated in a separate financial institution server to the carrier's account. Paying the accumulated shipping charges by requesting a transfer; It includes, but (B) the function, (B-1) using the carrier information stored in the operator server to search for a carrier that the shipping destination that the buyer wants to deliver the activity area; (B-2) a function of selecting, by the operator server, a transporter capable of transporting goods purchased by a transport buyer among transporters searched using the current location information of the transporter; (B-3) a function of transmitting, by the operator server, a receiving place, a receiving time and a delivery place, a delivery time, a name of a buyer, and shipping fee information to receive a transport product from a supplier to a terminal of the selected carrier; And (B-4) when the operator server receives the transportation completion signal, the operator server storing information on the freight charge accumulation of the transporter who transported the goods; And a computer readable recording medium having recorded thereon a program for executing the program.

Preferably, the (A) function includes: (A-1) a function of transmitting, by the operator server, pre-registered product information to the purchaser computer; (A-2) the operator server receiving purchase goods information and delivery address information from the buyer computer; (A-3) a function of determining, by the operator server, whether the product to be purchased by the buyer intends to purchase a single product using the purchased product information; (A-4) As a result of the determination of the function (A-3), when a plurality of products are desired to be purchased, the operator server may supply the product with a list of purchased goods and a delivery address of the goods that the buyer wants to purchase. Transmitting to a plurality of pre-registered supplier computers; (A-5) a function for the operator server to receive sales price information of the entire purchase product that the buyer wants to purchase from each of the plurality of supplier computers and to transmit it to the buyer computer; (A-6) the operator server receiving, from the buyer computer, selection information for one of the suppliers who provided the selling price information; (A-7) The operator server receives the payment related information from the buyer computer, determines whether the payment is completed by the buyer, and when the payment is completed, the operator server sends the purchased goods information to the computer of the selected supplier. And a function of transmitting payment completion information; And (A-8) a function of the operator server executing the procedure to the function (A-7) when a single product is purchased as a result of the determination of the function (A-3). And a computer readable recording medium having recorded thereon a program for executing the program.

Also preferably, before the function (A), the operator server receives and stores product information, such as price, manufacturer, date of manufacture, characteristics of the product, etc. of the product to be sold by the supplier from the supplier computer; And a computer-readable recording medium having recorded thereon a program for executing the program.

Also preferably, prior to the (A) function, the operator server may deliver from the carrier terminal or a separate computer the carrier personal information including the carrier's name, social security number, and address, including the deliverable area and the available delivery time. Receiving and storing information; And a computer-readable recording medium having recorded thereon a program for executing the program.

And preferably, the (A) function, the buyer is connected to the operator server 300 by using his computer 200 to select the trade name that he wants to purchase, pay the purchase price in advance and at the desired time The ability to visit buyers of a trade name of their choice and purchase the necessary amount of goods for the estimated amount paid in advance; And a computer readable recording medium having recorded thereon a program for executing the program.

Hereinafter, with reference to the accompanying drawings will be described in more detail the present invention.

Referring to Figure 1 with respect to the electronic commerce performing system according to an embodiment of the present invention.

1 is an exemplary diagram of an electronic commerce performing system according to an embodiment of the present invention.

As shown in FIG. 1, an electronic commerce performance system according to an embodiment of the present invention includes an information communication network 100, a purchaser computer 200, an operator server 300, a supplier computer 400, and a carrier terminal 500. It includes.

The information communication network 100 includes a wireless communication network capable of transmitting and receiving location information and information related to goods transportation in a wireless manner, and an internet network capable of transmitting and receiving information related to goods purchase according to an embodiment of the present invention. .

In addition, the purchaser computer 200 transmits and receives the operator server and the information related to the product purchase and information for selecting a product supplier (hereinafter referred to as a "supplier") that presents the lowest selling price when purchasing a plurality of products. It is a communicable computer device that includes a Windows 98 or later operating system. It has an Internet browser that can display web contents, and personal computers and displays, such as desktop computers and notebook computers, IP-STB (Internet Receipt Set-Top Box) or IP-TV to enable the display, as well as PDA (Personal Digital Assistant) and IMT2000 capable of wireless Internet communication is included.

In addition, the supplier computer 400 receives information of a product, a delivery address, and payment information of a product that a buyer wants to purchase from an operator server, and relates to a selling price of all of a plurality of products that the buyer wants to purchase from the operator server. It is a communicable computer device that transfers information, including Windows 98 and later operating systems, has an Internet browser that can display Web content, personal computers such as desktop computers, laptop computers, and displays. In addition, IP-STB (Internet Receipt Set-Top Box) or IP-TV, as well as a PDA (Personal Digital Assistant) and IMT2000 that can be used for wireless Internet communication is included.

In hardware, the supplier computer 400 is identical to the specifications of the purchaser computer.

In addition, the carrier terminal 500 transmits and receives information related to the current location of the operator server and the carrier terminal, and from the operator server the place, receipt time, and delivery location, delivery time, buyer name, It performs a function of receiving the shipping fee information, including a mobile phone capable of wireless communication, PDA (Personal Digital Assistant) and IMT2000.

In the present embodiment, the information related to the current location of the terminal is set to be transmitted and received through the mobile phone by the base station method, but the present invention is not limited thereto, and may be set to be transmitted and received by the GPS method. .

In addition, the operator server 300 transmits and receives information related to the purchase of the product, supplier selection information, and payment related information with the purchaser computer, and the information of the product, the delivery address, the payment information, and a plurality of the products of the product and the supplier computer. Send and receive information about the selling price, send and receive information about the current location of the carrier terminal in a wireless manner with the carrier terminal, and from the operator server, the location, time of receipt, and delivery location for the carrier to receive the goods from the supplier, It performs the function of sending and receiving delivery time, buyer's name and shipping information. It handles a large amount of work not shown, executes numerous mathematical calculations when exchanging information, examines database and operates by a separate operating system. 310, a device for temporarily storing data according to the present invention Memory device 320 to perform the data storage device 330 to perform the function of creating and managing the product DB, purchase DB, carrier DB, payment DB, shipping DB by the database management software, mouse and keyboard and digital camera And a data input device 340 including a microphone and a data output device 350 including a monitor and a printer.

The commodity DB stores commodity information such as price, manufacturer, date of manufacture, and product characteristics of the commodity received from the supplier computer.

The purchase DB stores product purchase information including the type, quantity, purchase date, desired delivery area, and desired delivery date.

The carrier DB stores the carrier's personal information including the carrier's name, social security number, and address, and the deliverable information including the deliverable area and the deliverable time.

The payment DB stores payment information about products purchased by the buyer.

The freight charge DB stores freight charge information including freight charges and freight charges accumulated for each carrier registered in the carrier DB.

The overall flow of the electronic commerce performing method according to an embodiment of the present invention using the above-described system will be described with reference to FIG. 2.

 2 is an overall flowchart of a method of performing an electronic commerce according to an embodiment of the present invention.

As shown in FIG. 2, the central processing unit 310 of the operator server receives product information such as a price, a manufacturer, a date of manufacture, a characteristic of a product, etc. of a product to be sold by the supplier from the supplier computer 400. The product information is registered by storing in the product DB (S2).

The central processing unit 310 receives the carrier personal information including the carrier's name, resident registration number, address, and deliverable information including the deliverable area and the deliverable time from the carrier terminal 500 or a separate computer. The carrier information is registered by storing in the DB (S4).

The central processing unit 310 receives the purchase goods and the delivery address information from the buyer computer 200, if the buyer purchases a large number of goods, receives the supplier selection information, if the payment is completed, supplier computer 400 In step S6, the product purchase and payment are performed by transmitting the purchase product information and the payment completion information.

The central processing unit 310 selects a carrier that can be transported using previously stored carrier information, transfers information necessary for transportation to the carrier terminal 500, and accumulates a freight charge of the carrier, thereby selecting a carrier and earning a freight charge. Perform the step (S8).

The central processing unit 310 determines whether the due date for paying the transporter has arrived (S10).

As a result of the determination in step S10, when the payment date does not arrive, the central processing unit 310 terminates the system related to the electronic commerce performing method according to an embodiment of the present invention, and when the payment date arrives, The central processing unit 310 pays the transportation charges accumulated by requesting the transfer of the transportation charges accumulated in a separate financial institution server to the account of the carrier (S12).

 The purchase and settlement of goods, which are the sixth step, will be described in detail with reference to FIG. 3 as follows.

 3 is a detailed flowchart of a product purchase and payment step according to an embodiment of the present invention.

The central processing unit 310 of the operator server transmits pre-registered product information to the purchaser computer 200 (S16).

The CPU 310 receives purchase product information and delivery address information from the purchaser computer 200 (S18).

The central processing unit 310 determines whether the product to be purchased by the buyer intends to purchase a single product using the purchased product information (S20).

As a result of the determination in step S20, when the user wants to purchase a plurality of products, the central processing unit 310 may pre-register the product to supply the purchased goods list and shipping information about the goods the buyer wants to purchase. Transfer to a plurality of supplier computer 400 (S22).

The central processing unit 310 receives the sale price information for the entire purchase product that the buyer wants to purchase from each of the plurality of supplier computers, and transmits it to the purchaser computer 200 (S24).

The central processing unit 310 receives selection information for one of the suppliers that provided the selling price information from the purchaser computer 200 (S26).

In the present embodiment, the buyer's selection criteria of the supplier's selection by the buyer is set so that the buyer can select the supplier who presented the lowest selling price, but the present invention is not limited thereto.

The central processing unit 310 receives information related to payment from the buyer computer 200, and determines whether the payment by the buyer is completed (S28).

As a result of the determination in step S28, if the payment is not completed, the central processing unit 310 terminates the system relating to the product purchase and payment step according to an embodiment of the present invention, when the payment is completed, the central The processing device 310 transmits the purchased goods information and the payment completion information to the computer 400 of the selected supplier (S30).

As a result of the determination of step S20, when purchasing a single product, the CPU 310 performs the procedure to step S28.

In the present embodiment, the merchandise purchase and payment steps are as described above, but the present invention is not limited thereto, and the purchaser accesses the operator server 300 using his computer 200 to purchase the product. After selecting a business name, it is also possible to settle the purchase price in advance and set up to visit the shoppers of the selected business name at the desired time so that they can purchase the necessary items by the expected price.

By doing so, the merchandise supplier has the advantage of applying a discount rate to the purchaser before making a purchase and securing a potential buyer in advance, and the buyer can benefit from the discount rate.

 Referring to Figure 4 with respect to the carrier selection step and the freight charge accumulation step of the step S8 as follows.

 Figure 4 is a detailed flow chart of the carrier selection and shipping charge accumulation step according to an embodiment of the present invention.

The central processing unit 310 of the operator server searches for a transporter whose shipping address is an activity area, which the buyer wishes to deliver, using previously stored transporter information (S32).

The central processing unit 310 selects a transporter who can transport the goods purchased by the transport buyer among the searched transporters (S34).

In the present embodiment, the selection method of the transporter first selects the transporter in the closest place to the shipping destination using location information transmitted from the transporter terminal 500, and if the transporter does not have time to transport it, Next, the method of selecting the carrier in the adjacent place, but the present invention is not limited thereto.

The central processing unit 310 transmits a receiving place, a receiving time and a delivery place, a delivery time, a buyer's name, and shipping information to the selected carrier of the carrier 500 from the supplier (S36). .

The CPU 310 determines whether or not a transportation completion signal has been received from the purchaser computer 200 (S38).

In the present embodiment, the transport completion signal is set to be transmitted from the purchaser computer, but the present invention is not limited thereto, and it may be received through a separate communication medium such as a mobile phone of the purchaser.

As a result of the determination in step S38, if not received, the central processing unit 310 terminates the system relating to the carrier selection and shipping charge accumulation step according to an embodiment of the present invention, and if received, the central processing unit 310 stores the shipping charge by storing information about the shipping charge accumulation in the shipping charge DB of the carrier who transported the goods (S40).

The invention may also be embodied as computer readable code on a computer readable recording medium, the computer readable recording medium including any type of recording device on which data that can be read by a computer system is stored. do.

Examples of the computer-readable recording medium include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage device, and the like, and those implemented in the form of a carrier wave, such as transmission via the Internet.

The computer readable recording medium can be distributed over network coupled computer systems so that the computer readable code is stored and executed in a distributed fashion.

According to the present invention as described above, by using the location information of the transporter to make the best transporter to ship the goods to the buyer, the buyer can quickly receive the goods, the buyer to buy a large number of products Has the effect of receiving a discount at the maximum amount for the entire purchased product.

Claims (10)

A number of buyer computers, a plurality of supplier computers and a plurality of carrier terminals are connected to the operator server through the information and communication network, and the operator server is an electronic system using a system including a product DB, a purchase DB, a carrier DB, a payment DB, and a freight DB. In the method of performing commerce, (a) the operator server performing product purchase and payment by sending and receiving information related to the purchase and payment of goods with a purchaser computer and a supplier computer; (b) the operator server selecting a transportable transporter using previously stored transporter information, transmitting information necessary for transport to a transporter terminal, and accumulating transport costs of the transporter; And (c) the operator server determines whether the due date for paying the freight of the carrier has arrived, and when the due date arrives, the operator server transfers the freight charges accumulated in a separate financial institution server to the account of the carrier. Paying the accumulated shipping charges by requesting to do so; Including but not limited to: In step (b), (b-1) searching for a transporter whose shipping destination is an active area by the operator server by using the previously stored transporter information; (b-2) selecting, by the operator server, a transporter who can transport the goods purchased by the transport buyer among the searched transporters using the current location information of the transporter; (b-3) sending, by the operator server, a receiving place, a receiving time and a delivery place, a delivery time, a name of a buyer, and a shipping fee to receive a transport product from a supplier to a selected terminal of the carrier; And (b-4) when the operator server receives the completion signal of transportation, storing, by the operator server, information about a freight charge accumulation of the transporter who transported the goods; E-commerce performing method comprising a. The method of claim 1, In step (a), (a-1) the operator server transmitting previously registered product information to the purchaser computer; (a-2) the operator server receiving purchase goods information and delivery address information from the buyer computer; (a-3) determining, by the operator server, whether the product to be purchased by the buyer intends to purchase a single product using the purchased product information; (a-4) As a result of the determination in step (a-3), when the user wants to purchase a plurality of products, the operator server may supply the product to the purchase product list and the delivery address information about the product to be purchased by the buyer. Transmitting to a plurality of pre-registered supplier computers; (a-5) the operator server receiving, from each of the plurality of supplier computers, sales price information of the entire purchase product that the buyer wants to purchase and transmitting to the buyer computer; (a-6) receiving, by the operator server, selection information for one of the suppliers who provided the sale price information from the purchaser computer; (a-7) The operator server receives the payment related information from the buyer computer, determines whether the payment is completed by the buyer, and when the payment is completed, the operator server sends the purchased goods information to the computer of the selected supplier. Transmitting payment completion information; And (a-8) when the single product is purchased as a result of the determination in step (a-3), the operator server performing the procedure to step (a-7); E-commerce performing method comprising a. The method of claim 1, Before step (a) above, Receiving and storing, by the operator server, commodity information such as a price, a manufacturer, a date of manufacture, a characteristic of a commodity, and the like, of a commodity to be sold by a supplier from the supplier computer; E-commerce performing method further comprising a. The method of claim 1, Before step (a) above, Receiving and storing, by the operator server, carrier personal information including a carrier's name, a social security number, and an address, and deliverable information including a deliverable area and a deliverable time, from the carrier terminal or a separate computer; E-commerce performing method further comprising a. The method of claim 1, In step (a), The buyer accesses the operator server 300 using his computer 200, selects a trade name that he / she wants to purchase, pays the purchase price in advance, and visits the buyer of the trade name of his choice at his / her desired time in advance. Purchasing necessary items as much as the estimated amount of payment; E-commerce performing method comprising a. In order to conduct e-commerce, (A) an operator server to perform product purchase and payment by sending and receiving information related to the purchase and payment of goods with the purchaser computer and the supplier computer; (B) the operator server selects a transportable carrier using the pre-stored carrier information, transmits the information necessary for transportation to a carrier terminal, and then accumulates the freight of the carrier; And (C) the operator server determines whether the due date for paying the freight of the carrier has arrived, and when the due date arrives, the operator server transfers the freight charges accumulated in a separate financial institution server to the carrier's account. Paying the accumulated shipping charges by requesting a transfer; Including, The (B) function, (B-1) a function of searching for a transporter whose shipping destination is an active area by the operator server by using the previously stored transporter information; (B-2) a function of selecting, by the operator server, a transporter capable of transporting goods purchased by a transport buyer among transporters searched using the current location information of the transporter; (B-3) a function of transmitting, by the operator server, a receiving place, a receiving time and a delivery place, a delivery time, a name of a buyer, and shipping fee information to receive a transport product from a supplier to a terminal of the selected carrier; And (B-4) when the operator server receives the transport completion signal, the operator server stores the information on the freight charge accumulation of the transporter who transported the goods; A computer-readable recording medium that records a program for executing the program.  The method of claim 6, The above (A) function, (A-1) a function in which the operator server transmits pre-registered product information to the purchaser computer; (A-2) the operator server receiving purchase goods information and delivery address information from the buyer computer; (A-3) a function of determining, by the operator server, whether the product to be purchased by the buyer intends to purchase a single product using the purchased product information; (A-4) As a result of the determination of the function (A-3), when a plurality of products are desired to be purchased, the operator server may supply the product with a list of purchased goods and a delivery address of the goods that the buyer wants to purchase. Transmitting to a plurality of pre-registered supplier computers; (A-5) a function for the operator server to receive sales price information of the entire purchase product that the buyer wants to purchase from each of the plurality of supplier computers and to transmit it to the buyer computer; (A-6) the operator server receiving, from the buyer computer, selection information for one of the suppliers who provided the selling price information; (A-7) The operator server receives the payment related information from the buyer computer, determines whether the payment is completed by the buyer, and when the payment is completed, the operator server sends the purchased goods information to the computer of the selected supplier. And a function of transmitting payment completion information; And (A-8) a function of the operator server executing the procedure to the function (A-7) when a single product is purchased as a result of the determination of the function (A-3); A computer-readable recording medium that records a program for executing the program. The method of claim 6, Prior to the above (A) function, A function for the operator server to receive and store commodity information such as a price, a manufacturer, a date of manufacture, a characteristic of a commodity, etc. of a commodity to be sold by a supplier from the supplier computer; A computer-readable recording medium that records a program for executing more. The method of claim 6, Prior to the above (A) function, A function of the operator server receiving and storing transporter personal information including a transporter's name, a social security number, an address, and deliverable information including a deliverable area and a deliverable time from the transport terminal or a separate computer; A computer-readable recording medium that records a program for executing more. The method of claim 6, The above (A) function, The buyer accesses the operator server 300 using his computer 200, selects a trade name that he / she wants to purchase, pays the purchase price in advance, and visits the buyer of the trade name of his choice at his / her desired time in advance. The ability to purchase necessary goods for the estimated amount of payment; A computer-readable recording medium that records a program for executing the program.

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