J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20)
Websitehttp://www.onochem.com
Aikon International Limited
Telephone025-58859352 18068836627
Websitehttp://www.aikonchem.com
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd
Telephone +8613580539051
Websitehttp://www.yuhengpharm.com/
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone400-6206333 18021050169
Websitehttp://www.aladdin-e.com/
Shanghai Ken chemical Technology Co.,ltd
Telephone 02152215958
Websitehttp://www.kenchem.net/
LEAPCHEM CO., LTD.
Telephone+86-852-30606658
Websitehttp://www.leapchem.com