CN114202347A

CN114202347A - Method and device for e-commerce to deal with goods return and exchange, electronic equipment and storage medium

Info

Publication number: CN114202347A
Application number: CN202111587704.XA
Authority: CN
Inventors: 吴志刚; 诸葛可环; 张朋信
Original assignee: Hangzhou Pinjie Network Technology Co Ltd
Current assignee: Hangzhou Pinjie Network Technology Co Ltd
Priority date: 2021-10-27
Filing date: 2021-12-23
Publication date: 2022-03-18

Abstract

The application discloses a method and a device for dealing with goods return by e-commerce, electronic equipment and a storage medium. The application is advantageous. The method comprises the following steps: the method comprises the steps of obtaining a goods returning application initiated by a user client, simultaneously marking the object required to be subjected to the goods returning application by the user client, analyzing the goods returning application initiated by the user client, identifying the goods returning application initiated by the user client is specifically the goods returning application/goods changing application, receiving and obtaining the goods returning application sent to a logistics client or a merchant shop by the user client, receiving the goods returning application of goods sent by the user client, checking and examining the goods returning application, determining specific application conditions aimed at the goods returning application or the goods changing application, and applying the goods returning application or the goods changing application by the classified appointed user client so as to improve the solution timeliness of a shop platform of a merchant shop for the application of the user client according to different goods returning applications.

Description

Method and device for e-commerce to deal with goods return and exchange, electronic equipment and storage medium

Technical Field

The application relates to the technical field of e-commerce platforms, in particular to a method and a device for e-commerce to deal with goods return, electronic equipment and a storage medium.

Background

Trade refers to the collective term for trading or trading activity. Generally, the method refers to all exchange activities or behaviors using money as a medium, and the activity range of the method not only includes commodity exchange activities undertaken by commercial establishments, but also includes commodity buying and selling activities organized by commodity producers or others; including not only domestic trade but also international trade between countries. The electronic commerce returns in the existing trade are manual returns, and have low efficiency and high cost.

Disclosure of Invention

This summary is provided to introduce a selection of concepts in a simplified form that are further described below in the detailed description. This summary is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used to limit the scope of the claimed subject matter.

Some embodiments of the present application provide a method, an apparatus, an electronic device and a storage medium for e-commerce to deal with return of goods, so as to solve the technical problems mentioned in the background section above.

As a first aspect of the present application, some embodiments of the present application provide a method for an e-commerce to deal with a return of goods, comprising: obtain the application of the goods returned that comes from user client and initiate, simultaneously, the object of the application of the goods returned that requires to carry out the application of the goods returned the user client marks, the analysis the application of the goods returned that the user client initiated is discerned the application of the goods returned that the user client initiated is specific is the application of the goods returned/the application of the goods returned, receive obtain by the user client sends the goods returned of commodity client or trade shop to commodity circulation client or trade shop, detect by the user client sends the goods returned of commodity client or trade shop to commodity shop to accord with the requirement of the goods returned that trade shop stipulated, simultaneously, compare by the user client sends the goods returned of commodity client or trade shop with the user client is in trade shop platform the order information of the commodity information of purchase is unanimous, examines and verifies the user client is in trade shop platform the order information of the commodity information of purchase with the application of the goods returned that the user client initiated applies for goods returned And transacting goods returning service or goods changing service for the user client.

The method comprises the steps of obtaining a goods return application initiated by a user client, and marking an object requiring goods return application by the user client, wherein the goods return application comprises the following steps: and analyzing whether the goods returning application initiated by the user client exceeds the goods returning time specified by the merchant shop platform in advance, and analyzing whether the goods purchased by the user client meet the goods returning regulation of the goods specified by the merchant shop platform in advance.

The method comprises the steps of obtaining a goods return application initiated by a user client, and marking an object requiring goods return application by the user client, wherein the goods return application comprises the following steps: reporting to an e-commerce management platform:

1) acquiring transaction information and subsequent after-sale processing information of all orders stored by the specified user client in a background cloud big database of the e-commerce management platform, and acquiring the ratio of successful order transaction to goods return of the user client within a preset time threshold;

2) and detecting the ratio of the successful amount of all order transactions completed by the user client from the successful registration to the quantity of returned goods in a background cloud big database of the e-commerce management platform.

Detecting whether returned goods sent to a logistics client or a merchant store by the user client meet the return goods requirement specified by the merchant store, and the method comprises the following steps: detecting whether the article information of returned goods sent to a logistics client or a merchant store by the user client is consistent with the article information sent by the logistics client and/or the merchant store platform.

Comparing whether the returned goods sent to the logistics client or the merchant shop by the user client are consistent with the order information of the purchased commodity information on the merchant shop platform by the user client, wherein the comparison comprises the following steps: whether the returned goods are washed, used, damaged or not.

The detected returned goods need to be put into storage, and the method specifically comprises the following steps: the refund goods after primary refurbishment are detected, the refund goods passing the detection are collected and stored into the turnover warehouse, the refund goods failing the detection are conveyed to a secondary refurbishment position, the refund goods failing the received refund goods passing the primary refurbishment are refurbished for the second time, the refund goods after the secondary refurbishment are detected again, and the refund goods after the detection are collected and stored into the turnover warehouse.

As a second aspect of the present application, some embodiments of the present application provide an apparatus for an e-commerce to deal with a return of goods, including: an examination and approval module for obtaining the goods returning application initiated by the user client, analyzing the kind of the goods returning application sent by the user client, specifically classifying the goods returning application sent by the user client to the goods returning application or the goods changing application, and marking the user client needing the goods returning application, sending the user information of the user client to the E-commerce management platform, inquiring the credit information of the user client needing the goods returning application through the E-commerce management platform, a goods sorting and detecting module for receiving the goods returning sent to the logistics client or the merchant shop through the user client, sorting the received goods returning, and detecting whether the returned goods information is consistent with the goods information sent by the merchant shop/logistics client, the order analysis module is used for confirming the goods returning application of the user client side, the goods returning processing module is used for carrying out goods returning service on the user client side according to the goods returning application requirement, and meanwhile, the goods returning processing is carried out on the user client side which needs the goods returning service.

And in the goods sorting and detecting module, the received returned goods sent by the user client are subjected to primary renovation and/or secondary renovation, and finally stored in the turnover warehouse.

As a third aspect of the present application, some embodiments of the present application provide an apparatus for an e-commerce to deal with a return of goods, comprising: one or more processors; a storage device having one or more programs stored thereon, which when executed by one or more processors, cause the one or more processors to implement the method described in any of the implementations of the first aspect.

As a fourth aspect of the present application, some embodiments of the present application provide a storage medium on which a computer program is stored, wherein the program, when executed by a processor, implements the method described in any of the implementations of the first aspect.

The beneficial effect of this application lies in: the goods return application sent by the user client is collected and is audited and checked, specific application conditions specific to the goods return application are determined, whether the goods return application or the goods change application is applied by the user client is specified in a classification mode, so that the solving timeliness of a shop platform for applying the user client is improved for different goods return applications, the situation that goods orders cannot be returned timely is avoided, meanwhile, when the user client sends the goods return application, the shop platform of the merchant can send the user client information needing the goods return application to an e-commerce management platform, the credit condition of the user client is timely searched through the e-commerce management platform, and timely and fair goods return service is conveniently made by matching with the e-commerce management platform.

More specifically, some embodiments of the present application may produce the following specific benefits: the device that the E-commerce that is equipped with dealt with the back-exchange goods can be when examining the back-exchange goods that user's customer end sent and applying for, just through the automatic inquiry to user's customer end reputation of accomplishing of the good procedure that predetermines, simultaneously, accomplishes letter sorting and the detection to the goods of returning to check user's customer end information after, in time accomplish the back-exchange processing to the commodity goods, reduced manual operation's work load, simultaneously, improved the efficiency of the back-exchange goods.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it.

Further, throughout the drawings, the same or similar reference numerals denote the same or similar elements. It should be understood that the drawings are schematic and that elements and elements are not necessarily drawn to scale.

In the drawings:

FIG. 1 is a flow chart illustrating steps of a method for handling return of electronic commerce in accordance with the present invention;

FIG. 2 is a schematic illustration of the verification of a return request issued by a customer end in the present invention;

FIG. 3 is a refurbishment flow diagram of returned cargo in accordance with the present invention;

FIG. 4 is a diagram of elements of the present invention for detecting whether returned goods meet a demand for a return trip;

FIG. 5 is a component diagram of the apparatus for handling returns by e-commerce in accordance with the present invention;

fig. 6 is a schematic view showing the construction of an apparatus for dealing with return of goods according to the present application.

The meaning of the reference symbols in the figures:

100. an approval module; 200. a cargo sorting and monitoring module; 300. an order analysis module; 400. a return processing module;

800. an electronic device; 801. a processing device; 802. a ROM; 803. a RAM; 804. a bus; 805. an I/O interface; 806. an input device; 807. an output device; 808. a storage device; 809. a communication device.

Detailed Description

Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure are shown in the drawings, it is to be understood that the disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided for a more thorough and complete understanding of the present disclosure. It should be understood that the drawings and embodiments of the disclosure are for illustration purposes only and are not intended to limit the scope of the disclosure.

It should be noted that, for convenience of description, only the portions related to the related invention are shown in the drawings. The embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict.

It should be noted that the terms "first", "second", and the like in the present disclosure are only used for distinguishing different devices, modules or units, and are not used for limiting the order or interdependence relationship of the functions performed by the devices, modules or units.

It is noted that references to "a", "an", and "the" modifications in this disclosure are intended to be illustrative rather than limiting, and that those skilled in the art will recognize that "one or more" may be used unless the context clearly dictates otherwise.

The names of messages or information exchanged between devices in the embodiments of the present disclosure are for illustrative purposes only, and are not intended to limit the scope of the messages or information.

The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 4, a method for an e-commerce to deal with return goods according to an embodiment of the present application includes the steps of:

s1: the method comprises the steps of obtaining a goods return application initiated by a user client, and marking an object requiring goods return application on the user client;

s2: analyzing the goods returning application initiated by the user client, and identifying the goods returning application initiated by the user client as the goods returning application/goods changing application

In the second step, the goods returning application sent by the user client is divided into a goods returning application a or a goods changing application b;

the method comprises the following steps of:

s3.1: receiving and acquiring returned goods sent to a logistics client or a merchant shop by the user client;

s4.1: detecting whether returned goods sent to a logistics client or a merchant store by the user client meet the return goods requirement specified by the merchant store, and meanwhile, comparing whether the returned goods sent to the logistics client or the merchant store by the user client are consistent with order information of the commodity information purchased by the user client on the merchant store platform;

s5.1: if the detection result is correct, the merchant shop platform returns the goods orders purchased by the user client according to the goods returning requirement of the user client.

The method for applying for changing goods comprises the following steps:

s3.2: receiving and acquiring returned goods sent to a logistics client or a merchant shop by the user client;

s4.2: detecting whether returned goods sent to a logistics client or a merchant store by the user client meet the return goods requirement specified by the merchant store, and meanwhile, comparing whether the returned goods sent to the logistics client or the merchant store by the user client are consistent with order information of the commodity information purchased by the user client on the merchant store platform;

s5.2: auditing a goods changing requirement sent by a user client;

s6.2: and carrying out the exchange treatment on the user client according to the exchange requirement sent by the user client.

Preferably, the method includes the steps of obtaining a return application initiated by a user client, and marking an object requiring the return application by the user client, and the steps include:

reporting to an e-commerce management platform:

If one or two of the conditions occur, the E-commerce management platform is matched to serve the user client as a risk user client, the risk user client is submitted to the E-commerce management platform, and return processing of the user client is carried out according to a processing result of the E-commerce management platform.

Meanwhile, the merchant shop platform can judge whether the user client can implement the return goods service according to the self-specified return goods time and the return goods specification of the shop.

In addition, the e-commerce management platform can also say that the reputation conditions purchased by the user client in other merchant shops are summarized and listed and are converged into the background and the big data center, so that the reputation conditions and the reverse plug-in narrative of the user client by other merchant shops are facilitated, and effective, useful and favorable data can be quickly obtained.

Further, detecting whether the return goods sent by the user client to the logistics client or the merchant store meet the return goods requirement specified by the merchant store, includes: comparing whether the returned goods sent to the logistics client or the merchant shop by the user client are consistent with the order information of the purchased commodity information on the merchant shop platform by the user client, wherein the comparison comprises the following steps: whether the returned goods are washed, used, damaged or not.

The returned goods are stored into a turnover warehouse after being subjected to two renovation treatments, so that the returned goods can be treated in the following process.

Referring to fig. 5, an e-commerce exchange handling device according to an embodiment of the present application includes:

an approval module 100, configured to obtain a return application from the user client, analyze the type of the return application from the user client, and specifically classify the return application from the user client into a return application or a change application; meanwhile, marking the user client side needing to be subjected to goods return application, sending the user information of the user client side to the e-commerce management platform, and inquiring the credit information of the user client side needing to be subjected to goods return application through the e-commerce management platform;

a goods sorting and detecting module 200, configured to receive returned goods sent to the logistics client or the merchant store via the user client, sort the received returned goods, and detect whether returned goods information is consistent with goods information sent by the merchant store/logistics client;

an order analysis module 300 for confirming the return application of the user client;

the goods returning and changing processing module 400 is used for carrying out goods changing processing on the user client side which needs goods changing service according to the requirements of the goods returning and changing application; and meanwhile, returning goods for the user client side needing goods returning service.

In the workflow of the above apparatus, the cargo sorting and detecting module 200 is configured to perform primary refurbishment and/or secondary refurbishment on the returned cargo received and sent by the user client, and finally store the returned cargo into the turnover warehouse, so as to facilitate the subsequent processing of the returned cargo.

As shown with reference to fig. 6, an electronic device 800 may include a processing means (e.g., a central processing unit, a graphics processor, etc.) 801 that may perform various appropriate actions and processes in accordance with a program stored in a Read Only Memory (ROM)802 or a program loaded from a storage means 808 into a Random Access Memory (RAM) 803. In the RAM803, various programs and data necessary for the operation of the electronic apparatus 800 are also stored. The processing apparatus 801, the ROM802, and the RAM803 are connected to each other by a bus 804. An input/output (I/O) interface 805 is also connected to bus 804.

Generally, the following devices may be connected to the I/O interface 805: input devices 806 including, for example, a touch screen, touch pad, keyboard, mouse, camera, microphone, accelerometer, gyroscope, etc.: output devices 807 including, for example, a Liquid Crystal Display (LCD), speakers, vibrators, and the like; storage devices 808 including, for example, magnetic tape, hard disk, etc.: and a communication device 809. The communication means 809 may allow the electronic device 800 to communicate wirelessly or by wire with other devices to exchange data.

While fig. 6 illustrates an electronic device 800 having various means, it is to be understood that not all illustrated means are required to be implemented or provided. More or fewer devices may alternatively be implemented or provided.

Each block shown in fig. 6 may represent one device or may represent multiple devices as desired.

In particular, according to some embodiments of the present disclosure, the processes described above with reference to the flow diagrams may be implemented as computer software programs. For example, some embodiments of the present disclosure include a computer program product comprising a computer program embodied on a computer storage medium, the computer program comprising program code for performing the method illustrated in the flow chart. In some such embodiments, the computer program may be downloaded and installed from a network through communications device 809, or installed from storage device 808, or installed from ROM 802. The computer program, when executed by the processing apparatus 801, performs the above-described functions defined in the methods of some embodiments of the present disclosure.

It should be noted that the computer storage media described above in some embodiments of the disclosure can be computer readable signal media or computer readable storage media or any combination of the two. A computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples of the computer readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.

In some embodiments of the disclosure, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. In some embodiments of the present disclosure, however, a computer readable signal medium may include a propagated data signal with computer readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer storage medium that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a computer storage medium may be transmitted using any appropriate medium, including but not limited to: electrical wires, optical cables, RF (radio frequency), etc., or any suitable combination of the foregoing.

In some embodiments, the clients, servers may communicate using any currently known or future developed network protocol, such as HTTP (hypertext transfer protocol), and may be interconnected with any form or medium of digital data communication (e.g., a communications network). Examples of communication networks include a local area network ("LAN"), a wide area network ("WAN"), the Internet (e.g., the Internet), and peer-to-peer networks (e.g., ad hoc peer-to-peer networks), as well as any currently known or future developed network.

The computer storage medium may be one contained in the electronic device: or may exist separately without being assembled into the electronic device. The computer storage medium carries one or more programs that, when executed by the electronic device, cause the electronic device to: the method comprises the following steps:

the method comprises the following steps of:

The method for applying for changing goods comprises the following steps:

s5.2: auditing a goods changing requirement sent by a user client;

Computer program code for carrying out operations for embodiments of the present disclosure may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, Smalltalk, C + +, and including the conventional procedural programming languages: such as the "C" language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider).

The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present disclosure. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s).

It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures.

For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.

The units described in some embodiments of the present disclosure may be implemented by software, and may also be implemented by hardware. The described units may also be provided in a processor, the names of which units do not in some cases constitute a limitation of the unit itself.

The functions described herein above may be performed, at least in part, by one or more hardware logic components. For example, without limitation, exemplary types of hardware logic components that may be used include: field Programmable Gate Arrays (FPGAs), Application Specific Integrated Circuits (ASICs), Application Specific Standard Products (ASSPs), systems on a chip (SOCs), Complex Programmable Logic Devices (CPLDs), and the like.

The foregoing description is only exemplary of the preferred embodiments of the disclosure and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention in the embodiments of the present disclosure is not limited to the specific combination of the above-mentioned features, but also encompasses other embodiments in which any combination of the above-mentioned features or their equivalents is made without departing from the inventive concept as defined above. For example, the above features and (but not limited to) technical features with similar functions disclosed in the embodiments of the present disclosure are mutually replaced to form the technical solution.

Claims

1. A method for dealing with goods returned by an e-commerce is characterized by comprising the following steps:

the method comprises the steps of obtaining a goods return application initiated by a user client, and marking an object requiring goods return application on the user client;

analyzing the goods returning and changing application initiated by the user client, and identifying the goods returning and changing application initiated by the user client as the goods returning and changing application specifically;

receiving and acquiring returned goods sent to a logistics client or a merchant shop by the user client;

detecting whether returned goods sent to a logistics client or a merchant store by the user client meet the return goods requirement specified by the merchant store, and meanwhile, comparing whether the returned goods sent to the logistics client or the merchant store by the user client are consistent with order information of the commodity information purchased by the user client on the merchant store platform;

checking order information of the purchased commodity information of the user client at the merchant shop platform and a goods returning and changing application initiated by the user client;

and transacting goods returning service or goods changing service for the user client.

2. The method for handling return of electronic commerce according to claim 1, wherein the step of obtaining a return application from a user client and marking an object requiring the return application by the user client comprises:

analyzing whether a return application initiated by the user client exceeds a return time specified in advance by the merchant store platform;

and analyzing whether the goods purchased by the user client side meet the goods return regulation of the goods specified by the merchant shop platform in advance.

3. The method for handling return of electronic commerce according to claim 1, wherein the step of obtaining a return application from a user client and marking an object requiring the return application by the user client comprises:

reporting to an e-commerce management platform:

1) acquiring transaction information and subsequent after-sale processing information of all orders stored by the specified user client in a background cloud big database of the e-commerce management platform;

obtaining the ratio of successful order transaction to goods return within a preset time threshold of the user client;

4. The method for e-commerce to deal with a return of goods according to claim 1, wherein detecting whether the return goods sent by the user client to the logistics client or the merchant store meet a return requirement specified by the merchant store comprises:

detecting whether the article information of returned goods sent to a logistics client or a merchant store by the user client is consistent with the article information sent by the logistics client and/or the merchant store platform.

5. The method for E-commerce coping return goods according to claim 1, wherein comparing whether return goods sent by the user client to a logistics client or a merchant store is consistent with order information of the purchased goods information of the user client at the merchant store platform comprises:

whether the returned goods are washed, used, damaged or not.

6. The method for handling returned goods by e-commerce according to any one of claims 4 to 5, wherein the detected returned goods need to be stored in a warehouse, and the method specifically comprises the following steps:

primary renovation;

detecting the returned goods after the primary refurbishment, storing the returned goods passing the detection into a turnover warehouse, and conveying the returned goods failing the detection to a secondary refurbishment place;

performing a second refurbishment of the returned goods that have failed the received first refurbishment;

re-detecting the returned goods after the secondary refurbishment;

and detecting that the returned goods are received and stored to the turnover warehouse.

7. The device that the electricity merchant dealt with the return of goods, its characterized in that includes:

the examination and approval module is used for acquiring the goods return application initiated by the user client, analyzing the kind of the goods return application initiated by the user client and specifically classifying the goods return application initiated by the user client into a goods return application or a goods change application; meanwhile, marking the user client side needing to be subjected to goods return application, sending the user information of the user client side to the e-commerce management platform, and inquiring the credit information of the user client side needing to be subjected to goods return application through the e-commerce management platform;

the goods sorting and detecting module is used for receiving returned goods sent to the logistics client or the merchant shop through the user client, sorting the received returned goods and detecting whether the returned goods information is consistent with the goods information sent by the merchant shop/logistics client;

the order analysis module is used for confirming the goods returning and changing application of the user client;

the goods returning and changing processing module is used for carrying out goods changing processing on the user client side which needs goods changing service according to the requirements of the goods returning and changing application; and meanwhile, returning goods for the user client side needing goods returning service.

8. The e-commerce arrangement for handling returned goods according to claim 7, wherein the goods sorting and detecting module performs one or two refurbishment processes on the returned goods received and sent by the customer client, and finally stores the refurbished goods in the turnover warehouse.

9. The utility model provides a device for E-commerce deals with the return of goods, includes:

one or more processors;

a storage device having one or more programs stored thereon;

when executed by the one or more processors, cause the processors to implement a method of an e-commerce exchange for goods returns as claimed in any one of claims 1 to 6.

10. A storage medium for e-commerce handling of returns, having stored thereon a computer program, wherein the computer program, when executed by a processor, implements a method for e-commerce handling of returns as claimed in any one of claims 1 to 6.