J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Hunan Hui Bai Shi Biotechnology Co., Ltd.
Telephone0731-85526065 13308475853
Websitehttp://www.hnhbsj.com/
Wuhan Chemduro Pharm Tech Co. Ltd.
Telephone18040571231/1402788087
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16292/0_EN.htm
Shanghai EFE Biological Technology Co., Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone 15026964105
Websitehttps://www.shyuanye.com
Chengdu Huachun Technology Co., Ltd
Telephone400-1166-196 15982826727
Websitehttp://www.hx-r.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Changzhou Yinghao Technology Development Co., Ltd
Telephone 15151934985
Websitehttp://www.yingsapharm.com/
Hangzhou Jinghao Biotechnology Co., LTD
Telephone17513242016
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1421058/0_EN.htm
Hu' nan Yunbang Pharmaceutical Co., Ltd.
Telephone88532689 15386497078
Websitehttp://www.yunbangapi.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com
Watson Biotechnology Co.,Ltd
Telephone +86-18186686046
Websitehttps://www.chemicalbook.com/manufacturer/cnwhwatson/