J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Alfa Aesar
Telephone400-6106006
Websitehttp://chemicals.thermofisher.cn
TCI (Shanghai) Development Co., Ltd.
Telephone021-67121386
Websitehttps://www.tcichemicals.com/CN/zh/
BeiJing Hwrk Chemicals Limted
Telephone0757-86329057 18934348241
Websitehttp://www.hwrkchemical.com/
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shijiazhuang Sdyano Fine Chemical Co., Ltd.
Telephone0311-89250318 031166536426
Websitehttp://www.sdynchem.com
Beijing Ouhe Technology Co., Ltd
Telephone010-82967028 13552068683
Websitehttp://www.ouhechem.com/
JinYan Chemicals(ShangHai) Co.,Ltd.
Telephone13817811078
Websitehttp://www.jingyan-chemical.com/
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.
Telephone+86-21-54098501
Websitehttp://www.sinch.com.cn/
Tetranov Biopharm
Telephone 13526569071
Websitehttp://www.leadmedpharm.com/index.html
Shanghai Longsheng chemical Co.,Ltd.
Telephone021-58099652-8005 13585536065
Websitehttp://www.shlschem.com
Nanjing Chemlin Chemical Co., Ltd
Telephone025-83697070
Websitehttp://www.echemlin.cn
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Beijing Eternalchem Co,. Ltd.
Telephone010-59484199 18611897322
Websitehttp://www.eternalchem.com/
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400 638 7771
Websitehttp://www.heowns.com
Sinopharm Chemical Reagent Co,Ltd.
Telephone86-21-63210123
Websitehttp://www.reagent.com.cn
Thermo Fisher Scientific
Telephone800-810-5118
Websitehttp://www.thermo.com.cn