On the basis of the economic situation inside and outside of China in recent years, this review analyzes several problems in China's financial supervision system and gives improvement measures and policy recommendations. We are mainly concerned with the following problems:Further improving the shadow banking system supervision, with the rapid growth of shadow banks; improving the regulation of the trust industry, creating a favorable environment for the healthy development of the trust industry; Specifying laws and regulations to regulate private financing; Establishing a reasonable withdraw mechanism for the troubled-financial institutions; Clarifying legal status of policy financial institutions and establishing regulatory standards which distinguish policy financial institutions from commercial financial institutions sharply; Constructing a defense mechanism of financial safety net and establishing a deposit insurance system. In addition, with the expansion of full-service financial services provider pilots, financial supervision system needs further adjustment. <<