Contact Us


Chemtron Biotech is always interested to hear from you and answer all your questions.  Please remember, you are very important to us and we will try our best to reply within 2 business days.


Chemtron Biotech, Inc. (USA)
9245 Brown Deer Road, Suite B
San Diego, CA 92121
Business Hours: Monday – Friday | 8AM – 5PM (PST)
Tel: 858-450-0044
Fax: 858-450-0046

Shanghai Chemtron Biotech Co., Ltd.
No. 518 Qing Dai Road,  International Medical Park
Pudong New District, Shanghai, China 201318
Tel: +86-21-68129988
Fax: +86-21-68129333