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Tianjin Kaifeng Chemical Co.,Ltd.(Tianjin Donghai Chemical Plant)??? ?? ??? ?????.
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Tianjin Kaifeng Chemical Co.,Ltd.(Tianjin Donghai Chemical Plant)
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86-22-23993297 23994188
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kaifeng_chem@163.com
??:
China
URL:
www.kfchem.com
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