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Yantai Yuchen Biological Medicine Co., Ltd.

Tel:+86-535-7295056   15692356085

E-mail:sdycc1234@163.com sales@lyycchem.com

Fax:+86-535-7290068

Add:Rm. 627, Jingqi Plaza Office Building, No. 124, Jingqi West Road, Laiyang, Shandong

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