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ABOUT US

Changzhou Yao's Tongde Chemical Co., Ltd. established in 1997, and it is a high-tech corporation of a AAA grade. We have always engaged in the research, development, production and application of the water treatment chemicals. Our company has advanced production technology and perfect detection method, as we have many technical staffs specializes in water treatment chemicals and advanced water treatment chemical equipments, and passed ISO9001 quality system authentication in 2001...

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