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/
Shanghai Xingui Biotechnology Co., Ltd.
Telephone 17501653715
Websitehttp://www.ansitan.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shenzhen Regent Biochemical Technology Co., Ltd.
Telephone0755-0755-85201366 18938635012
Websitehttp://www.regentsciences.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone571-88938639 +8617705817739
Websitehttps://www.dycnchem.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Shaanxi Xihua Chemical Industry Co., Ltd
Telephone17691182729 13992773979
Website
GIHI CHEMICALS CO.,LIMITED
Telephone +8618058761490
Websitehttps://www.gihichemicals.com/