本文首先从公法和私法的角度剖析政府采购行为的性质,进而分析由于政府采购行为公私兼具的特点、内部利益冲突可能导致的采购价值目标偏离问题。从这一立足点出发,论述对政府采购行为制度化的重要意义及目前制度化建设的局限。本文希望通过以下论述为政府采购中的公共利益保护提供有价值的思考。 This article first analyzes the nature of government procurement behavior from the perspectives of public law and private law, and then analyzes the deviation of the procurement value target that may result from the conflict of internal interests due to the public-private combination of government procurement behavior. Proceeding from this standpoint, it expounds the significance of the institutionalization of government procurement and the limitations of institutionalization. This article hopes to provide valuable consideration for the protection of public interests in government procurement through the following discussion.