Wenzhou Qiansheng Hardware Lock Co., Ltd. is a factory producing locks, door handles and building hardware fittings. Established in 1996, our factory is integrated with the development, production and sale. The products we are dealing with are very complete. By strong collaboration of our suppliers, efforts of our staff, quality products, new models and excellent after-sale service, we have received a high reputation from customers and passed the ISO9001:2000 International Quality System ...