our marriage Certificate need verify by china embassy in Bangladesh.

Murshed, if your marriage book is obtained from Bangladesh, you need to get it certified by the PRC embassy. You should first notarized the document at a notary public and then take it to the consualr office for authentication.

The documents needed for applying the residence permit may include your passport, a recent passport-size photo, a filled application form, a registration form of temporary residence, your wife's ID card and your marriage book. You may also need to submit a physical exam record upon request.