With the arrival of a silk fan on which Snow Flower has composed for Lily a poem of introduction in nu shu, their friendship is sealed and they become “old sames” at the tender age of seven.

To solicit offers from providers, the best-price purchase process relies on an Invitation to Bid (ITB), also known as Invitation to tender (ITT), Invitation for Bids (IFB), or Sealed Bids.

This paper analyzes the bidding game model of project tender company with incomplete information in the bidding market of bill of quantities, by using the first-price sealed auction.