Does the social security in Hefei, Anhui Province have to be paid on a fixed date every month?

Anhui Hefei social security must be paid on a fixed date every month. Hefei social security pays on the 20th-24th of each month. Individuals can go to the designated bank to pay social security at this time of the month, or they can apply to the bank to withhold social security on a monthly basis, but they need to ensure that there is enough money in the bank card deducted every month to pay social security.