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Yuanjiang Hualong catalyst technology Co.,Ltd.

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Address: Changsha City, LUSHAN Road 372# Postcode: 410082 Telphoe: 86-731-88821314 Mobile: 8618673173783 Fax: 86-731-88821488 Website: www.cn-porphyrin.com E-mail: hdccguo@163.com Contact: Guo Xin