Sichuan Development and Reform Commission. 2011 Nanchong City, the major bidding projects based on the Sichuan Provincial Development and Reform Commission issued by the approval of the approval of engineering projects. The main regulations are based on the "Chinese People's *** and State Tendering and Bidding Law", "Chinese People's *** and State Tendering and Bidding Law Implementation Regulations", "Measures for the Administration of Bidding and Tendering for the Design of Construction Projects" (the Ministry of Housing and Construction May 1, 2017 onwards) and other laws and regulations. Bidding: is a bidding and tendering industry term, refers to the bidder (purchaser, party A) issued a tender notice or invitation to bid, write the tender of the project or service or goods demand, let the bidder in the specified time, place, according to the bidding document requirements to participate in the bidding behavior.