上海近85％的国有企业按照现代企业制度进行了改组和改造，建立了较为完善的法人治理结构，其中实现投资主体多元化的企业占改制企业总数的85％。目前，上海完善了“五个机制”、实现了“五个加强”，企业外部环境得到改善，自身素质不断提高。“五个机制”即：企业优胜劣汰、 Nearly 85% of state-owned enterprises in Shanghai were reorganized and reformed in accordance with the modern enterprise system and a sound corporate governance structure was established. Among them, 85% of the total number of state-owned enterprises with diversified investment bodies accounted for them. At present, Shanghai has perfected “five mechanisms” and achieved “five enhancements.” The external environment of the enterprise has been improved and its own quality has been continuously improved. “Five mechanisms” namely: business survival of the fittest,