| 摘要 |
PROBLEM TO BE SOLVED: To enable users to have many mutual dealings at a time. SOLUTION: Desire to buy an article and desire to buy the article are invited, selling users and buying users who have matching gathered selling prices and buying prices are combined, and dealings between the selling users and buying users in the combinations are mediated. Thus, a plurality of the dealings can be completed at a time, so many selling and buying users satisfy and the mediator can also collect many commissions. |
