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/
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
MQ (shanghai) Pharmaceuticals Co., Ltd.
Telephone 13761635123
Websitehttp://www.linyuepharm.com/
ANHUI WITOP BIOTECH CO., LTD
Telephone +8615255079626
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList418627/0_EN.htm
Yantai Sheng Kai Lun Biological Products Co. , Ltd.
Telephone 3119594100
Websitehttps://www.sklnchem.cn
Mainchem Co., Ltd.
Telephone+86-0592-6210733
Websitehttps://www.mainchem.com