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Tel:0371-63817136 63862712
Technical service hotline:400-633-0006
Fax:0371-63612752
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E-mail:master@zs-chem.cn

Zhengzhou Zhengshi Chemical Co.  Copyright© 2006-2008  Preparation of ICP 12026550
Tel:0371-63817136 63862712    Technical service hotline:400-633-0006    Fax:0371-63612752