Shanghai Yuanding Chem. Sci. & Tech. Co., Ltd.
Telephone21-57721279
Websitehttp://www.shydtec.com
Zhengzhou Granlen Sciences, ltd.
Telephone0371-85513397
Websitehttp://www.granlen.com
J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-4000505016 13380397412
Websitehttp://www.phystandard.com.cn
Zhengzhou GranLen pharmaceutical Technology Co., Ltd.
Telephone0371-85513397
Websitehttp://www.granlen.com
Guangzhou Isun Pharmaceutical Co., Ltd
Telephone020-39119399 18927568969
Websitehttp://www.isunpharm.com
Bide Pharmatech Ltd.
Telephone400-164-7117 13681763483
Websitehttp://www.bidepharm.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shandong Zhongke Taidou Chemical Co., Ltd.
Telephone0531-88682302 18615650139
Websitehttp://www.sdzktd.com/
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Shanghai Send Pharmaceutical Technology Co., Ltd.
Telephone021-58088081 Q3382968513
Websitehttp://www.shsendpharma.com
Chengdu DingDang Pharmaceutical Co., Ltd.
Telephone028-86040038 13980902949;
Websitehttp://www.dingdangchem.com
Chengdu HuaNa Chemicals Co., Ltd.
Telephone028-86612776; 13699069380
Websitehttps://www.chemicalbook.com/supplier/10130892/
Shijiazhuang yaoBo Pharmaceutical Co., Ltd.
Telephone 15633056635
Websitehttp://www.yaoboyiyao.com/
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Telephone0755-28967200 13631290199
Websitehttp://www.sungening.com
Chengdu Novel Biomedical Co., Ltd.
Telephone028-85255396 18302801538
Websitehttp://www.cd-novel.com