在签证或居留证件有效期满后需继续在华停留或居留的外国人，须于期满前3日内到出入境管理处办理延期手续。申请签证、居留证件延期时，应持有效护照、有效居留证件并提供有关证明。
How to do Foreigners visa and residence documents expired
In the visa or residence certificates in China need to continue after the expiration of the stay or residence of foreigners. Be three days before the expiry of an extension to the Immigration Department for processing procedures. Apply for a visa and residence documents extension, it should carry a valid passport, valid residence documents and provide the necessary proof.
