About
1.Lai Zhou,a beautiful coastal city, has achieved continuous innovation and development in machinery manufacturing industry since the reform and opening-up policy. 2.Laizhou Tianjia Hardware Co.,Ltd (TANJA for short) is located in the industrial park of Lai Zhou economic development zone. The company covers an area of over 10000 ㎡,has modern office environment, advanced manufacturing equipments, high-quality scientific researchers and senior executives.The company is committed to the research, manufacture and selling of the industy hardwares.The main products include metal toggle latch , industrial hinge, machinery door handle, machinery operation accessoriesAfter years of efforts of all employees, TANJA established the leading position in the domestic machine building industry.