Hotechem Shanghai Co., Ltd.,
Telephone021-34621078 13120882795
Websitehttp://www.hotechem.com
Blocksynth Pharmaceutical Technology Co.,Ltd
Telephone0086-19817745290; 19817745290
Websitehttp://www.blocksynth.com/
Jinan Ruisi Pharmaceutical Technology Co., LTD
Telephone0531-0531-69900633 17860786593
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31265/0_EN.htm
Qingdao haohai anjie pharmaceutical technology co., ltd.
Telephone156-6622-8711 18639325623
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList419129/0_EN.htm
Ningbo Zhenyue Pharmaceutical Technology Co., Ltd
Telephone 19817745290
Websitehttp://www.blocksynth.com/cn/