Every month 10 days. According to the inquiry of official website, Wenzhou Municipal People's Government, the notice issued by Wenzhou Social Insurance Management Service Center shows that Wenzhou City is closing and switching its human social security, medical insurance and tax information systems according to the unified deployment of the whole province. After the system switch, the payment time of urban pension will be adjusted-from 2020 1 1 month, the payment time of social security pension benefits in Wenzhou urban area will be adjusted from the original beginning of each month to 10 (postponed in principle in case of legal holidays).