Dongguan Zhongzhi testing instruments Co., Ltd.   

        Division I professional production and sale of constant temperature and humidity test machine, salt spray test machine, oven, aging test machine, steam aging test machine. Zhongzhi company spirit of "people - based, industry started with the letter", "quality is the life of enterprise, service first" purpose. The company has professional technical personnel instrument production salt mist machine and constant temperature and constant humidity machine, committed to innovation and development of the product, and has the special after sale service department, to provide reliable and perfect after sale service to customers. Hope will be high-quality products and read the sincere service return your company. The company test instrument is suitable for hardware, electronic, electroplating, motorcycle, bicycle, sanitary ware, screw, chemical coating etc.

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