First of all, China citizens who meet one of the following conditions are eligible to apply for Hong Kong permanent identity cards issued overseas: they were born in Hong Kong and their parents have settled in Hong Kong at the time of birth or at any time after birth; Usually have lived in Hong Kong continuously for more than seven years before or at any time after the establishment of the Hong Kong Special Administrative Region; Born outside Hong Kong, and at the time of birth, the father or mother was a China citizen and had the right of abode in Hong Kong. You have to wait four years after you get married. Then your husband will go to a Hong Kong law firm for marriage notarization (this is the case with marriage certificates in Hong Kong, but Chinese mainland doesn't need it). You can keep your mainland identity card. A copy of your husband's ID card and home visit permit. Original of your household registration book, ID card and marriage certificate. Husband's reunion letter (writing husband and wife reunion, applying to come to Hong Kong, etc.). ) go to the local police station to deal with it.