1)various designs&colors are available; 2)Good fire-retarding ,safe to health; 3)Mildew proof,water-proof. door and window frameCertificate:ISO9001:2000/GB17565-1998/CNACL/CSM/CE Detailed Product Description: We are a large-scale door enterprise, integrating R&D, production, marketing and after-sale service. Our brand is ruierxin. With integrity and dedication, we are specialized in designing and ...