Legal Basis: supervision bidding Bidding Management of Deyang Housing Construction and Municipal Infrastructure Project (Interim Measures) Article 1 In order to strengthen the management of the construction market, standardize the bidding activities of construction projects in supervision bidding, ensure the quality and safety of construction projects, give full play to investment benefits and improve the level of project construction, according to the Construction Law of People's Republic of China (PRC), the Bidding Law of People's Republic of China (PRC) and the Regulations on Construction Management of Sichuan Province,