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/
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Sichuan Kulinan Technology Co., Ltd
Telephone400-1166-196 18981987031
Websitehttp://www.hx-r.com/
Sphinx Scientific Laboratory (Tianjin) Co., Ltd.
Telephone022-66211289-843 13672102692
Websitehttp://www.sphinxpharm.com
T&W GROUP
Telephone021-61551611 13296011611
Websitehttp://www.trustwe.com/
Shanghai Worldyang Chemical Co.,Ltd.
Telephone021-021-56795766
Websitehttp://www.worldyachem.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shandong Xiya Chemical Co., Ltd.
Telephone4009903999 13395398332
Websitehttp://www.xiyashiji.com
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20)
Websitehttp://www.onochem.com
Aikon International Limited
Telephone025-58851090 13611564524
Websitehttp://www.aikonchem.com
Suzhou Siso new material Co.,Ltd.
Telephone0512-65402974 18550909935;
Websitehttp://www.szsiso.cn
UHN Shanghai Research & Development Co., Ltd.
Telephone021-58958002 18930822973
Websitehttp://www.uhnshanghai.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Anhui Silicon Innovation Materials Technology Co., Ltd.
Telephone 17201714774
Websitehttp://www.gcxclkj.com/
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone+86-0551-65418671 +8618949823763
Websitehttps://www.tnjchem.com
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone571-88938639 +8617705817739
Websitehttps://www.dycnchem.com/