Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com
HX Pharmaceutical technology co., LTD
Telephone 15671363360
Websitehttp://www.szhx-pharm.com
Shanghai Zerui Biotechnology Co., Ltd.
Telephone021-54580889 18321124657
Websitehttp://www.zr-pharmaceutical.com
Henan Tianfu Chemical Co.,Ltd.
Telephone+86-0371-55170693 +86-19937530512
Websitehttps://www.tianfuchem.com/
Shaanxi Didu New Materials Co. Ltd
Telephone+86-89586680 +86-13289823923
Websitehttps://www.dideu.com/en/