Zhejiang Zhongzheng Lock Industry Co., Ltd. (formerly Wenzhou Haitan) was established in the early 1980s. It is a comprehensive enterprise integrating technology research and development,industrial manufacturing, sales and trade. Specializing in the production of high and low voltage switch cabinet locks, electronic cabinet locks, Bluetooth fingerprint padlocks, smart U-locks, meter box locks, communication equipment locks, file cabinet locks, hinges and handles, and other electrical cabinet accessories. Headquartered in Wenzhou City, Zhejiang Province, it has a plant area of 35000 square meters and more than 300 employees. Products are exported to Europe,America, the Middle East and Southeast Asia, The company has passed ISO9001 international quality system certification; ISO14001: 2004 environmental management system certification; GB /T28001-2001 occupational health and safety management system certification. ZONZEN now is the national high-tech enterprise, leading the industry!
https://www.zhongzhengcabinetlock.com