Xi'an ZB Biotech Co., Ltd is specialized in researching, producing and selling herbal extract and API powder, which are mainly used in nutraceutical, cosmetic, beverage and food additives etc. Owing plant base, extracting and purifying in GMP workshop, concentrating on the quality and cost each link. That XAZB Biotech is aiming of benefiting the world with lowest price but best products. We are keeping overcritical on the quality and persisting in the profession all the time. XAZB owns two stand...