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Shanghai Zhengyuan Powder Engineering Equipment Co., Ltd.

Tel: +86-21-68015751
Fax: +86-21-68015117
Email: shzy1998@gmail.com


Weifang Zhengyuan Powder Engineering Equipment Co., Ltd.

Tel: +86-536-8880565
Fax: +86-536-8888719
Email: wfzy1998@gmail.com