J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.
Telephone+86-21-54098501
Websitehttp://www.sinch.com.cn/
Sichuan BoYou Biotechnology Co., Ltd.
Telephone028-65791793 18140026355
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList20202/0_EN.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Zhengzhou Convergence Chemical Co. LTD
Telephone 13393710386
Websitehttps://www.chemicalbook.com/supplier/23627897/
Jiangsu Yaoheng Pharmaceutical Technology Co., Ltd.
Telephone 13524761129
Websitehttps://www.jsyhpharma.com
Jining Yize Pharmaceutical Technology Co., Ltd
Telephone15192473210
Website
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
Shanghai Sunway Pharmaceutical Technology Co.,Ltd.
Telephone13761987713; 13761987713
Websitehttps://www.sunwaypharm.cn