J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400 638 7771
Websitehttp://www.heowns.com
Shandong Xiya Chemical Co., Ltd.
Telephone4009903999 13395398332
Websitehttp://www.xiyashiji.com
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20）
Websitehttp://www.onochem.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400-6387771-6038 18902104717
Websitehttp://www.heowns.com
CHG Opto-Electronic Corporation Limited
Telephone 2537653158 16621191650
Websitehttps://www.uncinfo.cn
Shandong Tianming Biotechnology Development Co. Ltd
Telephone400-9019001
Websitehttp://www.oknk.com/
Shanghai Yingxin laboratory equipment Co., Ltd
Telephone021-021-59178156 15300768757
Websitehttp://www.yingxinbio.com/
Shanghai Guchen Biotechnology Co., LTD
Telephone021-34675735 19147740836
Websitehttp://www.shgcsw-edu.com
