More than 20 quality control personnel in charge of the whole-course quality control from accepting raw materials, production process control, ex-factory inspection to acceptance of field installation. Fully-equipped testing equipment, such as projector, salt spraying tester, tensile machine, raw material element analyzer, thickness gauge, three-dimensional projector and other equipment have provided powerful assurance for the ensuring the accuracy and yield of products.Cangzhou Tianhai has passed ISO9001: 2008 quality system certificate, ISO14000: 2008 environment system certificate and ISO18000 security certificate via Germany UTVcompany in 2009.
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