Abstract: Based on the research results of domestic and foreign scholars and the consideration of relevant authoritative organizations, the data on the political and economic environment of mining investment in 12 countries around China is selected as the research sample.The influencing factors of the political and economic environment of mining investment are identified, and a set of two investments is constructed.Environmental category, nine factors affecting the political and economic environment evaluation index system of mining investment.The subjective and objective weighting method combining Delphi method and entropy weight method is used to determine the weight of each evaluation index.The evaluation index is ranked by authoritative agency data and recognized classification rules, and an evaluation model is established using the punitive variable weight in the principle of variable weight.The results show that Thailand and Vietnam have good political and economic environment for mining investment; Laos, Myanmar, Indonesia, India, Malaysia, Philippines, Mongolia, Kyrgyzstan, and Kazakhstan are the most common countries; Russia is the worst.Based on the evaluation results and the existing resources of neighboring countries, the national investment order of China's strategic mineral resources is obtained.In the end, it is suggested that project decision makers should try to avoid countries with extreme indicators, high inflation rates, and unstable exchange rates in the political environment of mining investment before investing, so as to help mining companies to reduce investment risks and increase investment returns.