Application form (stamped with the official seal and signed by the members of the village committee), copy of ID card (front and back), first page of household registration book and my copy, copy of medical card (front and back), disease certificate (stamped with the official seal of the hospital), auxiliary examination materials (stamped with the official seal of the hospital), 2 one-inch photos, family planning integrity certificate and chronic disease card are valid for 2 years. If the extension is made, it should be submitted to the township joint management office in advance and sent to the joint management center for verification.