Abstract: This study conducted the analysis of the risk prevention and control of government's purchase of public sports service in China.It maintains that the main risks are shown in the lack of "value for money" first purchase principle in practice, inadequate legal system, the unclear subject of consumption as well as the vague purchase content boundary.In addition, the information asymmetry leads to the "adverse selection" risk of purchasing process.The study hence proposes the corresponding suggestions as follows:to establish the first purchase principle of "value for money", improve the legal system of public sports service of government purchase, determine the purchase boundary and collect the opinions of consumption subjects, etc.