文章重点讨论了政府采购工程招标失败后(尤其是公开招标流标后),应该如何选择采购方式的问题。作者结合法律法规和实践操作,通过对政府采购工程招标失败现场转变交易方式的可行性分析,得出了政府采购工程采用招标方式重新招标失败后,现场转变交易方式是可行、合法的这一结论。在招投标实务中,一般的建设工程项目,尤其是房屋建筑、市政基础设施、水利、交通施工项目投标竞争激烈,投标人的数量较多,出现流标的可能性较小,但有些工程建设项 The article focuses on the government procurement project bidding failure (especially after the public tender bids), how to choose the procurement method. By combining the laws, regulations and practices, this paper analyzes the feasibility of transforming the transaction mode on the spot of the government procurement project bidding failure, and draws the conclusion that the transformation of the transaction mode on the scene is feasible and legal after the government bidding project fails to invite bidding again. . In the practice of bidding and tendering, the general construction projects, especially the bidding of house construction, municipal infrastructure, water conservancy and traffic construction projects are fiercely contested. The number of bidders is relatively large, and there is less possibility of a bailout. However, some construction projects