3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone 18930552037
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Yantai Boyun Biological Technology Co. Ltd
Telephone13793517650 13793517650
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Yantai Zhengxin New Material Technology Co. LTD
Telephone13854547682 13854547682
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Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone029-81145305 17791533577
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DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com