实行对外开放，是我国在党的十一届三中全会后坚持实事求是的思想路线，依据马克思主义关于国际经济关系发展的基本原理，总结国际、国内的历史经验作出的重大战略决策。实行对外开放政策２０年来，中国经济不断发展壮大，由原来停滞、落后的封闭、半封闭状态，迅速发展、... Opening up to the outside world is the ideological line of our country following the Third Plenary Session of the 11th Central Committee of the Party after its plenary session of the Third Plenary Session of the 11th CPC Central Committee. Based on the basic Marxist principles for the development of international economic relations, it summarizes the major strategic decisions made at the international and domestic historical experience. In the 20 years since the implementation of the policy of opening up to the outside world, China’s economy has continuously grown in strength and has grown rapidly from a closed and semi-closed state of stagnation and backwardness.