Shanxi Tihondan Pharmaceutical Technology Co. , Ltd. ,
Telephone15525002190 17735429925
Websitehttp://www.tihondan.com/web/#/
Nanjing Bic Biotechnology Co., Ltd
Telephone025-58906079 17352406906
Websitehttps://www.bicbiotech.com/
SHANGHAI KEAN TECHNOLOGY CO., LTD.
Telephone +8613817748580
Websitewww.kean-chem.com
Shanxi Tihondan Pharmaceutical Technology Co., Ltd
Telephone +8618235132063
Websitehttps://www.tihondan.com/web/#/
Henan Fengda Chemical Co., Ltd
Telephone+86-371-86557731 +86-13613820652
Websitehttp://www.fdachem.com