According to the regulations of Shanghai Taxation Bureau in State Taxation Administration of The People's Republic of China, People's Republic of China (PRC), the minimum retirement wage in Shanghai is 4,000 yuan. The pension in Shanghai is because the social security base paid by workers themselves is the lowest. Payment 15 years, high base, long service life, and more pensions after retirement. Retirement wages are not all wages, but also social security. The Shanghai minimum monthly payment standard 1.800 yuan is the monthly expenses borne by those who participate in flexible employment. In April, 2023, this part of the expenses was 1856.2 yuan, which was reduced to 1749 yuan after the social insurance payment base was revised and the pension insurance payment ratio was reduced according to the national requirements.