KR102412182B1 - Server and method for providing virtual reality exhibition - Google Patents

Abstract

In the server providing a virtual reality exhibition in which participating companies and buyers participate, a memory for storing instructions, and executing the instructions: generating booths for introducing companies based on company information data transmitted from terminals of participating companies; A virtual reality exhibition is created by placing the company introduction booths in the virtual reality space, and the virtual reality images of the company introduction booths visited by the buyer avatars moving in the virtual reality space according to the command transmitted from the buyer terminals are transmitted to the buyer terminals A server for providing a virtual reality exhibition is disclosed, including a processor, wherein the processor performs participant-buyer matching based on a list of recommended buyers for participating companies and a list of participating companies recommended for buyers.

Description

SERVER AND METHOD FOR PROVIDING VIRTUAL REALITY EXHIBITION

The present invention relates to a server and method for providing a virtual reality exhibition. More particularly, the present invention relates to a server and method for performing participant-buyer matching for participating companies and buyers participating in a virtual reality exhibition.

Various exhibitions are being held in which each of the participating companies introduces their products and promotes the products to buyers who visit them. For example, at the Consumer Electronics Show (CES), numerous companies from all over the world show off their new electronic products, and a large number of distributors, dealers and buyers participate in product purchase contracts.

The way exhibitions are held is also diversifying. In addition to the conventional method in which participating companies and buyers gather to display products in an offline space, the non-face-to-face method in which participating companies and buyers communicate with the exhibition server through their respective terminals to introduce and promote products Exhibitions may be held. For example, a virtual reality exhibition may be held in such a way that a virtual reality exhibition space is created by the exhibition server, booths of participating companies are installed, and avatars of buyers look around the booths.

However, in the case of non-face-to-face exhibitions such as virtual reality exhibitions, the process in which buyers select the participating companies they want to contract with and the process in which participating companies promote their products to buyers are different from those in the face-to-face method. And convenience for exchange between buyers may be required.

The technical problem to be solved by the present invention is to provide convenience for participating companies and buyers to smoothly interact with each other in a non-face-to-face exhibition such as a virtual reality exhibition.

As a means for solving the above technical problem, the server providing a virtual reality exhibition in which participating companies and buyers according to an aspect of the present invention participate, a memory for storing instructions; and by executing the commands: generating company introduction booths based on company information data transmitted from participating company terminals, placing the company introduction booths in a virtual reality space to create the virtual reality exhibition, and from buyer terminals a processor that transmits, to the buyer terminals, virtual reality images of the company introduction booths visited by the buyer avatars moving in the virtual reality space according to the transmitted command; including, wherein the processor performs a participating company-buyer matching based on a list of buyers recommended for the participating companies and a list of participating companies recommended for the buyers

A method of providing a virtual reality exhibition in which participating companies and buyers participate, performed by a processor executing instructions stored in a memory according to another aspect of the present invention, is based on the company information data transmitted from the participating companies terminals to create a company introduction booth; generating the virtual reality exhibition by arranging the company introduction booths in a virtual reality space; and transmitting, to the buyer terminals, virtual reality images of the company introduction booths visited by the buyer avatars moving in the virtual reality space according to a command transmitted from the buyer terminals. Including, the method further comprises the step of performing a participating company-buyer matching based on a list of buyers recommended for the participating companies and a list of participating companies recommended for the buyers.

According to the server and method according to the present invention, a virtual reality exhibition in which participating company terminals and buyer terminals perform product promotion and contract review through the server may be provided. In particular, since the participating company-buyer matching based on the recommended buyer list and the recommended participating company list can be performed by the server and method, product promotion by participating companies and product viewing by buyers can be made more conveniently and efficiently.

1 is a view for explaining a system for providing a virtual reality exhibition according to some embodiments.
2 is a block diagram illustrating elements constituting a server providing a virtual reality exhibition according to some embodiments.
3 is a diagram for explaining a virtual reality space implementing a virtual reality exhibition according to some embodiments.
4 is a view for explaining a process in which participating company terminals, servers, and buyer terminals operate in a system for providing a virtual reality exhibition according to some embodiments.
5 is a flowchart illustrating steps of configuring a method of providing a virtual reality exhibition according to some embodiments.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. The description below is only for specifying the embodiments, and is not intended to limit or limit the scope of rights according to the present invention. What a person of ordinary skill in the art related to the present invention can easily infer from the detailed description and embodiments of the invention should be construed as belonging to the scope of the present invention.

The terms used in the present invention have been described as general terms widely used in the technical field related to the present invention, but the meaning of the terms used in the present invention is the intention of a technician in the relevant field, the emergence of new technology, examination standards or precedents. It may vary depending on Some terms may be arbitrarily selected by the applicant, and in this case, the meaning of the arbitrarily selected terms will be described in detail. Terms used in the present invention should be interpreted as meanings reflecting the overall context of the specification, not just dictionary meanings.

Terms such as 'consisting of' or 'comprising' used in the present invention should not be construed as necessarily including all of the components or steps described in the specification, and when some components or steps are not included, And when additional components or steps are further included, it should also be construed as intended from the term.

Terms including an ordinal number such as 'first' or 'second' used in the present invention may be used to describe various components or steps, but the components or steps should not be limited by the ordinal number. . Terms containing an ordinal number should only be interpreted for the purpose of distinguishing one element or step from other elements or steps.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. Detailed descriptions of matters widely known to those of ordinary skill in the art related to the present invention will be omitted.

1 is a view for explaining a system for providing a virtual reality exhibition according to some embodiments.

Referring to FIG. 1 , a system 10 providing a virtual reality exhibition may include terminals 100 of participating companies, a server 200 providing a virtual reality exhibition, and buyer terminals 300 .

In the system 10 , a virtual reality exhibition may be held by the server 200 , participating companies may participate in the virtual reality exhibition through participating company terminals 100 , and buyers may participate through the buyer terminals 300 . can participate. Although not shown, entities other than participating companies and buyers, for example, interpreters or trading companies, may participate in the virtual reality exhibition.

The virtual reality exhibition is generated and serviced by the server 200 in the system 10 , and may refer to an exhibition implemented through virtual reality. In the virtual reality exhibition, company introduction booths of participating companies may be arranged in a virtual reality space for the exhibition, and avatars of buyers may move around and view the company introduction booths in the virtual reality space.

The participating company terminals 100 and the buyer terminals 200 may refer to client devices that receive a virtual reality exhibition service from the server 200 . For example, the participating company terminals 100 and the buyer terminals 200 may be electronic devices such as PCs, smartphones, and tablets, through which participating companies and buyers can participate in the virtual reality exhibition.

In the system 10 , a non-face-to-face virtual reality exhibition through virtual reality may be provided instead of an existing face-to-face exhibition. Therefore, participating companies and buyers can participate in virtual reality exhibitions from all over the world without space restrictions, and even when offline events are restricted for various reasons such as prevention of infectious diseases, exhibitions can be smoothly performed through the system 10 and server 200 can proceed.

2 is a block diagram illustrating elements constituting a server providing a virtual reality exhibition according to some embodiments.

Referring to FIG. 2 , the server 200 providing a virtual reality exhibition may include a memory 210 and a processor 220 . However, the present invention is not limited thereto, and other general-purpose components other than the components shown in FIG. 2 may be further included in the server 200 .

The server 200 may be a computing device for providing a virtual reality exhibition. The data input/output and processing process performed in the server 200 may be implemented as a mobile/web application or a computer program. For example, the server 200 may be implemented in the form of a PC, a workstation, a data center server, a cloud server, a hybrid server, and the like. However, the present invention is not limited thereto, and the server 200 may be implemented in the form of various electronic devices having processing performance.

The server 200 may include a memory 210 as a means for storing various data, instructions, and at least one program or software, and performs processing on various data by executing the instructions or at least one program. The processor 220 may be included as a means for doing so.

The memory 210 may store various instructions for providing a virtual reality exhibition. For example, the memory 210 may store instructions constituting software such as a computer program or mobile/web application. In addition, the memory 210 may store various data required for execution of an application or program.

The memory 210 may be implemented as a non-volatile memory such as ROM, PROM, EPROM, EEPROM, flash memory, PRAM, MRAM, RRAM, FRAM, or the like, or a volatile memory such as DRAM, SRAM, SDRAM, PRAM, RRAM, FeRAM, etc. can be implemented as In addition, the memory 210 may be implemented as HDD, SSD, SD, Micro-SD, or the like.

The processor 220 may perform a series of processing processes for providing a virtual reality exhibition by executing instructions stored in the memory 210 . In addition, the processor 220 may perform an overall function for controlling the server 200 , and may process various operations inside the server 200 .

The processor 220 may be implemented as an array of multiple logic gates or a general-purpose microprocessor. The processor 220 may be configured as a single processor or a plurality of processors. The processor 220 may be integrally configured with the memory 210 rather than as a separate configuration from the memory 210 for storing instructions. For example, the processor 220 may be implemented in the form of at least one of a CPU, a GPU, and an AP provided in the server 200 .

The processor 220, by executing instructions stored in the memory 210, may generate the company introduction booths based on the company information data transmitted from the participating company terminals 100.

The participating company terminals 100 may transmit company information data to the server 200 , and the processor 220 may generate company introduction booths based on the company information data. The company information data may include data on products exhibited by each participating company in a virtual reality exhibition, and may include general information such as nationality, language, size and sales of each participating company.

According to the company information data, a booth introducing a company for each participating company may be created. The company introduction booth is to be placed in the virtual reality space of the virtual reality exhibition, and can provide images or videos to promote each participating company and display products for sale.

The processor 220, by executing instructions stored in the memory 210, may place the vendor introduction booths in the virtual reality space to create a virtual reality exhibition.

In the virtual reality space of the virtual reality exhibition, company introduction booths may be arranged. Buyer avatars can enter each company introduction booth by looking around the company introduction booths of participating companies in the virtual reality space, and inside the company introduction booth, information about the participating companies and products handled in a virtual reality method such as various images and videos A detailed explanation can be provided.

The processor 220 executes the instructions stored in the memory 210 , so that the buyer avatars moving in the virtual reality space according to the command transmitted from the buyer terminals 300 view virtual reality images of the company introduction booths visited by the buyer. It may transmit to the terminals 300 .

The buyer terminals 300 may transmit a command for moving the buyer avatars in the virtual reality space to the server 200, and the processor 220 adjusts the positions of the buyer avatars in the virtual reality space according to the command to the buyer. It can be displayed on the terminals 300 .

Buyers can change the location and viewpoint of their buyer avatars in the virtual reality exhibition through the buyer terminals 300 to look around the company introduction booths, and enter the company introduction booths to display information about participating companies. A real image may be provided. The virtual reality image may be a multimedia product introduction material such as an image, sound, or video.

As described above, the processor 220 may generate a virtual reality exhibition and provide it to the participating company terminals 100 and the buyer terminals 300 . However, in a non-face-to-face exhibition such as a virtual reality exhibition, the method in which participating companies and buyers contact each other may be different from that of the face-to-face method, so additional convenience is provided to participating companies and buyers regarding mutual exchange. It may be desirable to

To this end, the processor 220, by executing instructions stored in the memory 210, based on the list of recommended buyers for the participating companies and the participating companies recommended for buyers - Buyer matching can be performed. have.

The processor 220 may generate a list of recommended buyers for each of the participating companies, and may generate a list of recommended participating companies for each of the buyers. The recommended buyer list may be created based on products handled by each participating company and past and current transaction details, and the list of recommended participating companies may also be created in the same way.

A participating company-buyer matching may be performed based on the recommended buyer list and the recommended participating company list. According to the participating company-buyer matching, each participating company may be provided with at least one matching buyer, and each buyer may be provided with at least one matching participating company.

As described above, according to the participating company-buyer matching, matching buyers and matching participating companies can be provided to participating companies and buyers participating in the virtual reality exhibition, so participating companies and buyers can interact with each other through the virtual reality exhibition. Convenience of exchange may be improved, and virtual reality exhibitions may be operated more actively.

3 is a diagram for explaining a virtual reality space implementing a virtual reality exhibition according to some embodiments.

Referring to FIG. 3 , a bird's eye view 310 and a front view 320 of a virtual reality space implementing a virtual reality exhibition are shown, and a company introduction booth 330 of the virtual reality exhibition is shown.

In the bird's eye view 310 and the front view 320 , the structure of a virtual reality space implementing a virtual reality exhibition may be shown. As shown, the virtual reality space for implementing the virtual reality exhibition may be composed of a plurality of booths for introducing companies, and a space for introducing the ITP of the virtual reality exhibition may be provided.

The company introduction booth 330 may provide virtual reality images about products sold and company information of the participating companies. When the buyer avatars enter the company introduction booth 330 while moving in the virtual reality space, publicity and introduction materials inside the company introduction booth 330 may be delivered to the buyers in the form of virtual reality images.

4 is a diagram for explaining a process in which participating company terminals, servers, and buyer terminals operate in a system for providing a virtual reality exhibition according to some embodiments.

Referring to FIG. 4 , there is shown a flowchart 400 illustrating a process in which the participating company terminals 100 , the server 200 , and the buyer terminals 300 operate in the system 10 . In the flowchart 400 , steps 401 to 422 may be performed.

In the flowchart 400, in steps 401 to 406, a process of creating a virtual reality exhibition may be performed, and in steps 407 to 410, a process of providing buyer information to the participating companies according to the request of the participating companies is performed. In addition, in steps 411 to 422, participating company-buyer matching may be performed.

Regarding the process of creating a virtual reality exhibition in steps 401 to 406, in step 401, the participating company terminals 300 include products sold, the nationality, language, scale, and sales volume of the participating companies to the server 200. company information data can be transmitted. In step 402, the server 200 may create company introduction booths for participating companies based on the company information data. In step 403 , the server 200 may create a virtual reality exhibition by arranging vendor introduction booths in a virtual reality space.

Also, in step 404 , the buyer terminals 300 may transmit a virtual reality command for moving the buyer avatars in the virtual reality space to the server 200 . In operation 405, the server 200 may change the positions of the buyer avatars in the virtual reality space according to the virtual reality command. In operation 406 , the server 200 may transmit a virtual reality image that is changed according to the location and viewpoint of the buyer avatars to the buyer terminals 300 .

Meanwhile, in steps 407 to 410, information of the buyer may be provided to the participating company according to the request of the participating company. As in step 407 , the virtual reality image in which the buyer avatars move around in the virtual reality space may also be provided to the participating company terminals 100 . As in step 408, each participating company may select a buyer avatar to obtain related information from among the buyer avatars and request buyer information of the corresponding buyer avatar.

When there is a request from the participating company terminals 100 , the server 200 may transmit the buyer information data of the corresponding buyer avatar to the participating company terminals 100 as in step 410 . That is, when generating a virtual reality exhibition, the processor 220 transmits a virtual reality image representing the movement of buyer avatars to the participating company terminals 100 , and responds to the buyer information request to the participating company terminals 100 . Buyer information data of any one of the buyer avatars may be transmitted to any one of the information request terminals.

On the other hand, when providing buyer information data to the participating company terminals 100 , as in step 409 , the server 200 may determine the membership level of the participating company that has requested the buyer information, and according to the membership level of the participating company The scope of the provided buyer information data may vary.

For example, if the participating company is a paid member, all of the buyer information data may be provided, and if the participating company is a free member, only a part of the buyer information data may be provided. That is, when transmitting the buyer information data, the processor 220 may transmit only at least a portion of the buyer information data to the information requesting terminal based on the membership level of the information requesting terminal.

Steps 411 to 422 may be referred to for participating company-buyer matching. In step 411, the participating company terminals 100 may transmit matching-related data to the server 200, and in step 412, the server 200 may generate a recommended buyer list based on the matching-related data.

Matching-related data, which is a basis for generating a recommended buyer list, may include information on products sold by participating companies and information on buyers who have transacted in the past and present. That is, the matching-related data may include products sold by participating companies, a list of interested buyers, a list of buyers in transaction, and a list of buyers who have completed a transaction.

A list of recommended participating companies may also be generated in a similar manner to the recommended buyer list. In step 413 , the buyer terminals 300 may transmit matching related data to the server 200 , and in step 414 , the server 200 may generate a recommended participating company list based on the matching related data.

Matching-related data, which is a basis for generating a list of recommended participating companies, may include information on products that buyers want to purchase and information on participating companies that have transacted in the past and present. That is, the matching-related data may include buyers' interest products, a list of interested participating companies, a list of participating companies in a transaction, and a list of participating companies that have completed a transaction.

Summarizing steps 411 to 414, when performing the participating company-buyer matching, the processor 220 recommends a list of buyers based on the participating companies' sales products, interested buyers list, transactional buyer list, and transaction completion buyer list. can be created, and a recommended participating company list can be generated based on the buyer's interest product, the interested participating company list, the participating company list under transaction, and the transaction completed participating company list.

Thereafter, in step 415, the server 200 may perform the participating company-buyer matching based on the recommended buyer list and the recommended participating company list. Participating company-buyer matching can be made for participating companies and buyers who are mutually recommended. For example, if buyer B1 is included in the recommended buyer list provided to participating company A1 and participating company A1 is included in the recommended participating company list provided to buyer B1, participating company A1 and buyer B1 can be matched have.

That is, when performing the participating company-buyer matching, the processor 220 may match the participating companies and buyers recommended to each other in the recommended buyer list and the recommended participating company list. When the matching is completed, the server 200 may provide a list of recommended buyers together with the matching result to the participating company terminals 100 , and may provide a list of recommended participating companies along with the matching result to the buyer terminals 300 . have.

When the server 200 provides a matching result to the participating company terminals 100 and the buyer terminals 300 , a video meeting schedule may be provided together with the matching result. In the virtual reality exhibition, the server 200 may not only provide a matching result and a list of recommendations, but may arrange a video meeting for matching participating companies and buyers to proceed with product sales/purchase contracts. The video meeting between the matched participating companies and buyers may be conducted in the system 10 itself, or may be conducted through another system negotiated separately.

The virtual reality exhibition provided by the system 10 is a non-face-to-face exhibition, where participating companies and buyers from all over the world can participate in real time. The time difference between the matched participating company and the buyer may be considered.

That is, the processor 220 may set a video meeting schedule between the matching participating company and the buyer at a time point in consideration of the time difference between the participating company and the buyer matched by the participating company-buyer matching when performing the participating company-buyer matching have. After the video meeting schedule is set in consideration of the time difference, the server 200 transmits the matching result and the video meeting schedule to the participating company terminals 100 and buyer terminals 300 as in steps 416 and 417. can

When the server 200 transmits the matching result and video meeting schedule to the matched participating companies and buyers, as in step 418, the language difference and nationality of the matched participating companies and buyers are reviewed, and according to the results, steps 419 and As in step 420 , an interpretation service and a trading company recommendation service may be additionally provided.

For example, if a participating company of Korean nationality and a buyer of US nationality are matched, a Korean-English interpretation service provided by the system 10 itself or separately may be provided in order to resolve the language difference and inconvenience caused by nationality. and a trade intermediary between Korea and the United States can be recommended.

That is, when setting the video meeting schedule, the processor 220 may provide an interpretation service for the language difference between the matched participating companies and buyers, and provide a trading company recommendation service according to the nationalities of the matched participating companies and buyers can do. According to him, matched participating companies and buyers can conduct video meetings in a smoother environment.

Optionally, when the participating company-buyer matching is performed, credit information of the matched buyer may be provided to the matched participating company considering that the information of the participating companies is relatively well disclosed. In step 421, the server 200 may check the credit information of the matched buyer based on 3C (Character, Capital, Capacity), and in step 422 may transmit the result of the credit information check to the terminal of the matched participating company. .

That is, the processor 220 may provide the matched participating company with credit information investigated based on the 3C (Character, Capital, Capacity) of the matched buyer when performing the participating company-buyer matching. Accordingly, the imbalance of credit information existing in the virtual reality exhibition can be resolved, and the conclusion of a contract through the virtual reality exhibition can be further promoted.

5 is a flowchart illustrating steps of configuring a method of providing a virtual reality exhibition according to some embodiments.

Referring to FIG. 5 , a method of providing a virtual reality exhibition may include steps 510 to 540 . However, the present invention is not limited thereto, and general steps other than the steps shown in FIG. 5 may be further included in the method of providing a virtual reality exhibition.

The method of providing the virtual reality exhibition of FIG. 5 may include steps that are time-series processed by the server 200 that provides the virtual reality exhibition described above with reference to FIGS. 1 to 4 . Therefore, even if omitted below, the contents described above for the server 200 may be equally applied to a method of providing a virtual reality exhibition.

The method of providing a virtual reality exhibition may be performed by the processor 220 executing instructions stored in the memory 210 .

In step 510 , the server 200 may generate company introduction booths based on the company information data transmitted from the participating company terminals 100 .

In operation 520 , the server 200 may create a virtual reality exhibition by placing vendor introduction booths in a virtual reality space.

When creating a virtual reality exhibition, the server 200 may transmit a virtual reality image representing the movement of the buyer avatars to the participating company terminals 100, and in response to the buyer information request, any one of the participating company terminals Buyer information data of any one of the buyer avatars may be transmitted to the information requesting terminal.

When transmitting the buyer information data, the server 200 may transmit only at least a part of the buyer information data to the information requesting terminal based on the membership level of the information requesting terminal.

In operation 530 , the server 200 may transmit virtual reality images of vendor introduction booths visited by buyer avatars moving in the virtual reality space to the buyer terminals 300 according to a command transmitted from the buyer terminals.

In operation 540, the server 200 may perform a participating company-buyer matching based on a list of buyers recommended for participating companies and a list of participating companies recommended for buyers.

When performing the participating company-buyer matching, the server 200 may generate a recommended buyer list based on the participating companies' selling products, interested buyers list, trading buyers list, and transaction completed buyer list, and buyers' interest products , it is possible to create a list of recommended participating companies based on the list of participating companies of interest, the list of participating companies in the transaction, and the list of participating companies that have completed the transaction.

When performing the participating company-buyer matching, the server 200 may match the participating companies and buyers recommended to each other in the recommended buyer list and the recommended participating company list.

When performing the participating company-buyer matching, the server 200 may set a video meeting schedule between the matching participating company and the buyer at a time point in consideration of the time difference between the participating company and the buyer matched by the participating company-buyer matching.

When setting the video meeting schedule, the server 200 may provide an interpretation service for the language difference between the matched participating company and the buyer, and may provide a trading company recommendation service according to the nationality of the matched participating company and the buyer. .

When performing the participating company-buyer matching, the server 200 may provide credit information investigated based on the 3C (Character, Capital, Capacity) of the matched buyer to the matching participating company.

Meanwhile, the method of providing the virtual reality exhibition of FIG. 5 may be recorded in a computer-readable recording medium in which at least one program or software including instructions for executing the method is recorded.

Examples of the computer-readable recording medium include magnetic media such as hard disks, floppy disks and magnetic tapes, optical recording media such as CD-ROMs and DVDs, and floppy disks. Magneto-optical media and hardware devices specially configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like may be included. Examples of program instructions may include not only machine language codes such as those generated by a compiler, but also high-level language codes that can be executed by a computer using an interpreter or the like.

Although the embodiments of the present invention have been described in detail above, the scope of the rights according to the present invention is not limited thereto, and various modifications and improvements by those skilled in the art using the basic concept of the present invention described in the following claims are also provided. It should be interpreted as being included in the scope of rights according to the

Claims (3)

In the server providing a virtual reality exhibition in which participating companies and buyers participate,
a memory storing instructions; and
By executing the above commands:
Create company introduction booths based on company information data transmitted from participating company terminals,
Place the company introduction booths in a virtual reality space to create the virtual reality exhibition,
a processor that transmits, to the buyer terminals, virtual reality images of the company introduction booths visited by the buyer avatars moving in the virtual reality space according to a command transmitted from the buyer terminals; including,
The processor performs participating company-buyer matching based on a list of recommended buyers for the participating companies and a list of participating companies recommended for the buyers, and the matching at a time point in consideration of the time difference between the matched participating companies and buyers Set up a video meeting schedule between the participating companies and buyers,
In order to set the video meeting schedule, it is checked whether the language of the matched participating company-buyer is different, and when the language of the matched participating company-buyer is different, an interpretation service is provided,
Check the nationality of the matching participating company-buyer, and provide a trading company recommendation service based on the confirmed nationality,
A server for providing a virtual reality exhibition, which facilitates the conclusion of a contract through the virtual reality exhibition by providing credit information of the matched buyer to the matched participating company. The method of claim 1,
The processor, when performing the participating company-buyer matching,
generating the recommended buyer list based on the products sold by the participating companies, the interested buyer list, the current buyer list, and the transaction completed buyer list;
A server for providing a virtual reality exhibition that generates the recommended participating company list based on the buyer's products of interest, the interested participating company list, the trading participating company list, and the transaction completed participating company list. The method of claim 1,
The processor, when performing the participating company-buyer matching,
A server for providing a virtual reality exhibition that matches participating companies and buyers recommended to each other in the recommended buyer list and the recommended participating company list.

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