Article19oftheseRules．Article19TheEmploymentPermitoftheemployedforeignershallceasetobeeffectiveupontheexpirationofthetermofthelabourcontractbetweentheforeignerandhisemployer．Ifrenewalisrequired，theemployershould，withinthirtydayspriortotheexpirationofthecontract，submitanapplicationtothelabouradministrativeauthoritiesfortheextensionoftermofemployment，andafterapprovalisobtained，proceedtogothroughformalitiesfortheextensionoftheEmploymentPermit.

Article20Theforeignemployeeshould，withintendaysafterobtainingtheapprovalforextensionofhistermofemploymentinchinaorthechangeofhisemploymentlocationorhisemployer,gothroughformalitiesfortheextensionorchangedhisresidencecertificateatthelocalpublicsecurityorgans.

Article21Aftertheterminationofthelabourcontractbetweentheforeignemployeeandhisemployer，theemployershouldpromptlyreportittothelabourandpublicsecurityauthorities，returntheEmploymentPermitandtheresidencecertificateofthesaidforeigner，andgothroughformalitiesforhisexitfromChina