Beijing Yisiyan Technology Research Center
Telephone010-56645598 13366904824
Websitehttp://www.bjkaida.cn
Henan Alfa Chemical Co., Ltd
Telephone+86-18339805032; +8618339805032
Websitehttps://www.chemicalbook.com/manufacturer/henan-alfa-chemical-570/
Zhengzhou Edward Biology Co.,Ltd
Telephone0371-63682289 15538176268
Websitehttp://www.edwardbiology.cn/
Henan Weitesi Chemical Technology Co. LTD
Telephone0371-0371-55135753 18003832934
Websitehttps://www.chemicalbook.com/supplier/23629017/
Henan Lavoisier Chemical Products Co. Ltd
Telephone0371-63682289 18625781376
Websitehttp://www.lavoisi.cn/
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone17691182729 18161915376
Websitehttp://www.dideu.cn
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Henan Zhuofan Chemical Co. , Ltd.
Telephone 15638881523
Websitehttps://www.chemicalbook.com/supplier/25270903/