Notarized marriage certifcate is valid as long as your marriage status doesn't change.
出生和结婚公证现在还有效
Notarized birth certificate is always valid as you can only be born once. :)
Notarized marriage certifcate is valid as long as your marriage status doesn't change.
Notarized marriage certifcate is valid as long as your marriage status doesn't change.