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Address: No#46, 2660 Lane, Zhongke Road, Pudong New Area, shanghai, Shanghai 200350, China
www.changyanchem.com |
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Phone: +86-(021)-20242659 |
QQ: 2451519528
ShangHai ChangYan Chem & Tech CO.,LTD specializes in focusing on Chemical Customization, integrating the research and development, production, sales and trade of Drug Intermediates and Active Molecule
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