The present invention uses an online shopping mall to form an online shopping mall site provided to a buyer in international trade and an online shopping mall site provided to a seller in the same manner, and sales items registered by a personal shopping mall linked to the seller are transmitted through the seller shopping mall site. Once registered, the purchaser and the seller can sell and purchase products under the same conditions by allowing them to be registered at the same time as the buyer''s online shopping mall site on the Internet using the Internet communication network, and at the request of the buyer, detailed information of the seller''s goods, Trade transactions using an online shopping mall where the existence of the seller and the actual product for sale can be checked before purchasing it using an online communication network, and the seller can freely register and delete the desired item on the buyer''s site. It relates to a system and a trade transaction method using the system.
展开▼