Located in Sanjiao town, Zhongshan city, Guangdong Province, China, Zhongshan Sanjiao Town Yonglian Metals Factory is a professional manufacturer of door hinge, such as crank hinge, commercial hinge, flush hinge, butt hinge, security hinge, lift-off hinge..., the material involved brass , iron and stainless steel (SS201/202/301/304/316) . Our factory is nearby Zhongshan Port, which makes the transportation very convenient. We have high qualified production equipments, adopt strict production management system and latest technology to make sure our products are in excellent quality. We take advantage of having our own surface treatment workshop, and we are confident that our high qualified products with competitive price, on-time delivery and all-round services will satisfy your requirement. We would like to cooperate with friends all over the world based on equality and mutual benefit to create a bright and glorious future.