Zhengzhou Alfachem Co., Ltd.
Telephone0371-0371-53315787 13333829863
Websitehttp://www.alfachem.cn
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone0431-0431-80514535 19917294565
Websitehttp://www.chemextension.com
Henan Pusai Chemical Products Co., Ltd.
Telephone0371-63357898
Websitehttp://www.psaichem.com
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone0431-80534350 15044023330
Websitehttp://www.chemextension.com/
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd.
Telephone025-66061636 18013972705
Websitehttps://www.aikonchem.com/
