Article19oftheseRules．Article19TheEmploymentPermitoftheemployedforeignershallceasetobeeffectiveupontheexpirationofthetermofthelabourcontractbetweentheforeignerandhisemployer．Ifrenewalisrequired，theemployershould，withinthirtydayspriortotheexpirationofthecontract，submitanapplicationtothelabouradministrativeauthoritiesfortheextensionoftermofemployment，andafterapprovalisobtained，proceedtogothroughformalitiesfortheextensionoftheEmploymentPermit.
Article20Theforeignemployeeshould，withintendaysafterobtainingtheapprovalforextensionofhistermofemploymentinchinaorthechangeofhisemploymentlocationorhisemployer,gothroughformalitiesfortheextensionorchangedhisresidencecertificateatthelocalpublicsecurityorgans.
Article21Aftertheterminationofthelabourcontractbetweentheforeignemployeeandhisemployer，theemployershouldpromptlyreportittothelabourandpublicsecurityauthorities，returntheEmploymentPermitandtheresidencecertificateofthesaidforeigner，andgothroughformalitiesforhisexitfromChina