Yancheng Shengda Chemical Co., Ltd

We serve high quality water. We meet the most demanding standards and standards. We have a large fleet of cisterns to serve our customers in all circumstances and urgency.

Beijing Purkinje General Instrument Co., Ltd. is a modern high-tech enterprise that was founded in 1991. It specializes in scientific instrument research and development, manufacturing, and sales. The company has successfully obtained various certifi

Shenyang Tianxing Experimental Instrument Co., Ltd. specializes in producing various portable hardness testers. Its predecessor was Shenyang Tianxing Measurement and Control Technology Research Institute, founded in 1993. The registered capital of th