Nanjing SynTitan Pharmaceutical Co., Ltd.
Telephone025-57027686 17372956142
Websitehttp://www.syntitan.com
Hebei Beckman Biotechnology Co., Ltd.
Telephone15961617865 15961617865;
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList129051/0_EN.htm
Chongqing Chemdad Co., Ltd
Telephone+86-023-6139-8061 +86-86-13650506873
Websitehttp://www.chemdad.com/
Shanghai alkynechem Co., Ltd.
Telephone086-021-15821262312 15821262312
Websitehttp://www.alkynechem.com
Hebei Chenyao Biotechnology Co. , Ltd.
Telephone13273277291 17611379171
Website