J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chengdu Biopurify Phytochemicals Ltd.
Telephone+86-028-82633397 18982077548
Websitehttp://www.biopurify.cn
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
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttp://www.standardpharm.com
Zhengzhou Kangshan Biological Co., Ltd.
Telephone+86-0371-55023472 +86-13663848272
Websitehttp://show.chemicalbook.com/kangshan
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
TOSUN PHARM
Telephone020-61855200 13326451905
Websitehttp://www.toref.cn/
Hubei Jusheng Technology Co.,Ltd.
Telephone18871490254
Websitehttp://www.hubeijusheng.com
Shaanxi Pioneer Biotech Co., Ltd .
Telephone +8613259417953
Websitehttps://www.pioneer-biotech.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Beijing Jin Ming Biotechnology Co., Ltd.
Telephone010-60605840 15801484223;
Websitehttp://www.jm-bio.com/
Naturewill Biotechnology Co., Ltd.
Telephone18113192475 18113192475
Websitehttps://www.chemicalbook.com/supplier/24868677/
guoyungurui
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25521782/
Nantong Hanfang Biotechnology Co. , Ltd.
Telephone 18616537568
Websitehttps://hanfangpharma@126.com
Mensura Group Limited
Telephone 18109034517
Websitehttps://www.chemicalbook.com/supplier/132157015/
Henan Tianfu Chemical Co.,Ltd.
Telephone+86-0371-55170693 +86-19937530512
Websitehttps://www.tianfuchem.com/