BeiJing Hwrk Chemicals Limted
Telephone0757-86329057 18934348241
Websitehttp://www.hwrkchemical.com/
Finetech Industry Limited
Telephone027-87465837 19945049750
Websitehttps://www.finetechchem.com/
Shandong Xiya Chemical Co., Ltd.
Telephone4009903999 13395398332
Websitehttp://www.xiyashiji.com
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20）
Websitehttp://www.onochem.com
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone+86-0551-65418671 +86-189 4982 3763
Websitehttps://www.tnjchem.com
Shandong Welt Chem. Co.,Ltd.
Telephone531-87153728 13805401165
Websitehttp://www.jinandayuchem.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com
Shanghai Sunway Pharmaceutical Technology Co., Ltd
Telephone+86 (21) 51613915
Websitehttp://www.sunwaypharm.com
