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Yeasen Biotechnology - Leading Innovation in Molecular Enzymes and Reagents. Email: order1@yeasen.com, Phone: +1 (240)-472-6069 (U.S.)

Shipping

Your orders will be processed within 24 hours if the requested items are available in stock. We do not ship out orders on Friday. Orders received on Friday will be shipped out in the morning of the following Monday.

Satisfied or refunded

We diligently develop high quality products and strive to earn your satisfaction. If for any reason you are not satisfied with your purchases, please follow our Return Policy for product return or exchange.

Top-notch support

Email:overseas@yeasen.com

Phone: +1 240-472-6069 (U.S.)

+86-027-65528241 (Outside U.S.)

Please feel free to contact us.

Business contact

Email:

order1@yeasen.com (U.S.)

Phone: +1 240-472-6069 (U.S.)

overseas@yeasen.com(Outside U.S.)

+86-027-65528241 (Outside U.S.)