I used to work in another unit, and I worked in this unit for 5 years when I retired. Can I pay the one-child fee for retirement?

Yes, you can. Generally speaking, retired employees of normal commercial enterprises should be proposed by their enterprises; Retired employees of enterprises who have entered bankruptcy liquidation procedures according to law shall be submitted to the liquidation group; Bankrupt enterprises, enterprises without difficulties in the competent department and flexible employees shall be rewarded by the community neighborhood committees where their household registration is located. The employer shall pay the incentive fee for the parents of the only child.