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![]() Our Factory Wen'an Zhongde Chemical Co., Ltd. Founded in January 2010, it is located in the south of Beijing, the capital of China, 150 kilometers west of Tianjin Xingang. The company has advanced production equipment, the most mature production technology and modern standardized testing equipment, and testing methods meet international standards. Our products have passed the ISO9001: 2008 quality system certification, and the product quality has reached the international leading level. Our Product Carboxymethyl ce... [Details] |