J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone4006356688 18621169109
Websitehttp://www.x-labseek.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Hubei Wande Chemical Co., Ltd
Telephone15377098680 15377098680
Websitehttp://www.wande-chem.com/
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone029-029-029-81148696 18161915376
Websitehttp://www.dideu.cn
Hubei Chenghai Chemical Co., Ltd
Telephone027-59220433 18327245847
Websitehttps://www.hbchenghai.com
Hubei YoungXin Pharmaceutical Tech Co.,Ltd.
Telephone0714-3999001 19171453112
Websitehttp://www.yongstandards.com/
