J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Guangzhou Isun Pharmaceutical Co., Ltd
Telephone020-39119399 18927568969
Websitehttp://www.isunpharm.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Nanjing XiZe Biotechnology CO., Ltd.
Telephone025-66023220 0086-15250997978
Websitehttp://www.njxizebio.com
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Telephone0755-28967200 13631290199
Websitehttp://www.sungening.com
Sheng Chen (Shanghai) Chemical Technology Co., Ltd.
Telephone021-60756893 +86-17621233096
Websitehttp://www.sheng-chen.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shenzhen Botel Biotechnology Co. Ltd.
Telephone0755-22202135 13316968096
Websitehttp://www.szbotaier.com/
Hubei Hongxin Ruiyu Fine Chemical Co., Ltd.
Telephone027-65526669 17771822910
Websitehttp://www.hbhxry.com
TOSUN PHARM
Telephone020-61855200 13326451905
Websitehttp://www.toref.cn/
Shochem(Shanghai)Co.,Ltd
Telephone+86-021-51783479 +86-13816874662
Websitehttp://www.shochem.com
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 17825480238
Websitehttp://www.dmstandards.com/
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone+86-0551-65418671 +8618949823763
Websitehttps://www.tnjchem.com
sgtlifesciences pvt ltd
Telephone +8617013299288
Websitehttps://www.chemicalbook.com/manufacturer/sgtlifesciences-pvt-591/
Hubei Ipure Biology Co., Ltd
Telephone +8613367258412
Websitehttp://www.ipurechemical.com
Hubei Jusheng Technology Co.,Ltd.
Telephone18871490254
Websitehttp://www.hubeijusheng.com
Shanghai Keke Biotechnology Co., Ltd.
Telephone021-34975789 18721102763
Websitehttp://www.click-biotech.com