J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Nanjing wangzhixing Pharmaceutical Technology Co., Ltd
Telephone 15850510341
Websitehttp://www.wzxchem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
HX Pharmaceutical technology co., LTD
Telephone 15671363360
Websitehttp://www.szhx-pharm.com
Nanjing Huanuo Biomedical Technology Co., Ltd
Telephone 18913906212
Websitehttp://www.hnstandards.com/
Shenzhen Excellent Biomedical Technology Co., Ltd.
Telephone 18318671572
Websitehttps://www.ex-biotech.com/
guoyungurui
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25521782/
Guangzhou Zhenlin Pharmaceutical Technology Co., Ltd
Telephone18102736234 18102736234
Website
Nantong Hanfang Biotechnology Co. , Ltd.
Telephone 18616537568
Websitehttps://hanfangpharma@126.com
Shenzhen Excellent Biomedical Technology Co.,Ltd.
Telephone+86-0755-26050679 +86-15915472436
Websitehttps://www.ex-biotech.com/