Beijing Comparison Pharmaceutical Technology Co., Ltd
Telephone010-010-52878169 15801002657
Websitehttp://www.bjcomparison.com
CR Corporation Limited
Telephone +8613062833949
Websitehttp://www.crcorporation.cn/
Wuxi Helen Biotechnology Co., Ltd.,
Telephone0510-85629785 18013409632
Websitehttp://www.reading-chemicals.com
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shenzhen Qingtian Biotechnology Co, Ltd.
Telephone18823167005 18162969855
Website