The company has implemented the modern scientific management and consciously follows the principle and requirements of the international quality management system certification ISO9001 and ISO/TS16949:2002so as to guarantee and improve the quality and reputation of the products.        Other detail information please refer to our Homepage: Http://www.hbchengren.com       Fax:  0086-312-6925620                       Mobile phone: 0086-18603326189       E-mail:     [email protected]         Q  Q: 957429700