
Zhejiang ZhongZheng Lock Industry Co, Ltd. (ZONZEN for short) was founded in the early 1980s. It is a comprehensive enterprise integrating technology research and development, industrial manufacturing, sales and trade. It is specialized in the production of high and low voltage switch cabinet locks, fingerprint 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 ...