Ningbo Daxie Development Zone JIAJIE Zinc Die Casting Co., Ltd is a privately-owned company with more than 26 years of designing and manufacturing Smart locks, door locks, window locks and bathroom hardware products.

    With a covering area of over 20000 ㎡, JIAJIE enjoys an annual output value of 150 million yuan. Its total value of fixed assets is around 50 million yuan.  

    We apply consistent and high standards to our end-to-end manufacturing process. This includes tooling, die casting, metal stamping, polishing, electroplating, powder coating, PVD vacuum coating, and assembly. Every process has been certified under the ISO 9001:2015 quality assurance system. 

    JIAJIE is fully equipped with precise German Spectral Analyzer, Atomic Absorption Spectrophotometer, Colorimeter, Coating Thickness Tester, High and low Temperature Testing Chamber, Salt ...