This paper constructs a game model of the strategic behavior of enterprises using R&D subsidies and government supervision and decision-making under the condition of information asymmetry. The derivation of the model shows that when a company and the government engage in a short-term single game, the more abundant the company's own funds and the higher the rate of return of non-subsidized projects, the greater the possibility that the company will embezzle R&D subsidies with higher the embezzlement ratio. The simultaneous implementation of R&D subsidy policies and tax incentives will weaken th...