Certificate legalization for work permit

firstly the documents need to be certified by a local notary public, or a certified copy should be issued by the competent authorities before consular authentication. Secondly, you need to go to the Legalization Office of the Ministry of Foreign Affairs (Consular Division) of Bangladesh to legalize the signatures or seals of Bangladesh public officials (Solicitors, Notaries Public, Registrars, etc). Thirdly, submit the documents to the China Embassy in Bangladesh to legalize the signatures of the officials of Ministry of Foreign Affairs of Bangladesh.