Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Shijiazhuang Dongzhi Chemical Co., Ltd.
Telephone18032763683 13102890206; 18032763683;13102890206
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31197/0_EN.htm
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126
Websitehttp://www.aobchem.com.cn/
Shandong Dayou Pharmaceutical Research and Development Co., Ltd.
Telephonedayouchem@126.com 15165037910
Website
Hebei Yaocheng Pharmaceutical Technology Co. Ltd
Telephone19903117510 19903117580
Websitehttps://www.yaochengph.com