Shanghai SunSyn Pharmaceutical Co., Ltd.
Telephone18621020637 18621020637;
Websitehttp://www.sunsynpharma.com
Jiangsu aikang biomedical research and development co., LTD
Telephone025-58859352 13155353615
Websitehttp://www.aikonchem.com/
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 15697565236;
Websitehttp://www.aobchem.com.cn/
Guangzhou Kaitu Chemical Co., Ltd
Telephone 18802095185
Websitehttps://www.cato-chem.com/IntermediateSynthesis
