Zhengzhou Alfachem Co., Ltd.
Telephone0371-0371-53315787 13333829863
Websitehttp://www.alfachem.cn
Zhengzhou Alfa Chemical Co.,Ltd
Telephone +8618530059196
Websitehttps://www.chemicalbook.com/manufacturer/zhengzhou-alfa-chemical-276/
Shanghai TenSus Biotechnology Co., Ltd.
Telephone021-50895067 18616507272
Websitehttp://www.tqbiotech.com.cn/
Henan Pusai Chemical Products Co., Ltd.
Telephone0371-63357898
Websitehttp://www.psaichem.com
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd
Telephone0431-80514535 19917294565
Websitehttp://www.chemextension.com
Anqing Donghe Biotechnology Co., Ltd
Telephone 15056029383
Websitehttps://www.aqdonghe.com/
Henan Dowon Chemical Technology Co., Ltd.
Telephone 16696119288
Websitehttp://www.dowon.com.cn
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd.
Telephone025-66061636 18013972705
Websitehttps://www.aikonchem.com/
SHANGHAI KEAN TECHNOLOGY CO., LTD.
Telephone +8613817748580
Websitewww.kean-chem.com
Henan Fengda Chemical Co., Ltd
Telephone+86-371-86557731 +86-13613820652
Websitehttp://www.fdachem.com