It discusses the application and development of the bidding with no bottom price set in metro construction, pointing out that bidding without bottom price observes the principle of transparency, fairness and equality in bidding invitation and can maximize both social and economic benefits.

It is the direction of the project bidding system reform to apply the non-price bottom bidding system under the mode of valuation with bill quality of construction works in China.

It is a conventional practice of non-price bottom bidding in international project realm.

The non-price bottom bidding is the inevitable development trend of construction market in china and also the main project transaction way after joining into WTO.

Discuss on the bidding without basic price in building industry after China entered into WTO;

It introduces the meaning of bidding without basic price,analyses the advantages of bidding without basic price,and illustrates the attention in it from writing bid document,controlling the basic price of bidding,investigation,performance bonding,which guarantees the proceeding of bidding without basic price.

Bid valuating methods based on tendering without base price of bidding;

It researched how to perfect the tendering without base price of bidding and the selecting bid with reasonable low price in our county now.

The risks and countermeasures of biding without base price;