Heavily understand that specialization is the only developing way of the enterprise， we always concentrate ourselves onto the products research and quality production. After more than 30 years’ development， we have our own Research Center and also full set of completed and advanced production equipment including class-one spraying line and testing system. Our company implements international quality management system and have obtained the certification of ISO9001:2000. Our products include: handle of door &window， lock， roller， transmission device， friction stay， hinge， sealing strip， etc. In the past two years， 50 of our models were chosen as “Recommended Product for the Whole China” by China Construction Metal Structure Association. Which were also passed the CE testing and gain the certification. We even make OEM products for some top international brands in this industry too.