Hong Kong and Macao Pass Social Security Card Editing Number

1. Hong Kong residents. The social security number is: Hong Kong Special Administrative Region code (HKG) plus reserved digits (0) plus the 2nd-9th life number of Hong Kong and Macao residents' passport number to and from the Mainland. Take Hong Kong residents who hold Hong Kong and Macao residents' passes to and from the Mainland with numbers beginning with H as an example, and their social security numbers begin with HKG.

1, 2. Macao residents. The social security number is: Macao Special Administrative Region code (MAC) plus reserved digits (0) plus the 2nd-9th life number of the certificate number of "Hong Kong and Macao Residents' Pass to and from the Mainland". Take Macao residents who hold Hong Kong and Macao residents' passes to and from the Mainland beginning with M as an example, and their social security numbers begin with MAC.