Today, 46 years ago, on July 13, 1979 (Lunar Calendar June 20, 1979), eight enterprises such as First Steel began to conduct pilot expansion of autonomy. In May 1979, the State Economic and Economic Commission and other departments selected eight enterprises such as Steel Company to conduct pilot expansion of autonomy. On July 13, 1979, the State Council issued a document on five reform and management systems such as the "Some Regulations on Expanding State-owned industrial enterprises' management autonomy".