Since the financial crisis, most countries in the world tend to choose introverted and conservative national economic policies, and the national security review of FDI has become stricter with technical control upgraded; The developed countries led by the United States take advantage of the deepening of international economic cooperation from trade cooperation to production cooperation, actively promote the change of international rules from trade-related tariff rules to production-related market rules, internationalize their domestic rules in the fields of competition policy and etc., try to form new institutional gaps and institutional leading advantages, and make use of the unique exclusion effect of institutional rules and bring new compliance difficulties to enterprises in developing countries. Some developing countries are trying to revise their BIT as well as promoting the transformation of BIT function from“investment protection agreement”to neutral“investment agreement”. In response to these adjustments, China should build a high-level market economy, unite with the vast number of developing countries to oppose the hegemonism of developed countries in investment rules, adhering to multilateralism, actively share China’s experience and practices in formulating foreign investment policies for gradual opening-up, and revise bilateral investment agreements with some developing countries and To explore the feasibility of upgrading domestic policies into international rules.