Specific legal and regulatory basis: the operating procedures are based on the Government Procurement Law and the Measures for the Administration of Bidding for Government Procurement of Goods and Services, the bidding is based on the Law on Bidding and the Regulations for the Implementation of the Law on Bidding and Bidding, and the information announcement is based on the Measures for the Administration of Government Procurement Information Announcement (DecreeNo. 19 of the Ministry of Finance). The expert management is based on the Measures for the Administration of Experts in Government Procurement Bid Evaluation (No Treasury [2003] 1 19), while the procurement payment is based on the Interim Measures for the Administration of Direct Financial Allocation of Government Procurement Funds (No.Treasury [200 1] 2 1 issued by the Ministry of Finance and the People's Bank of China).