Sichuan Tongsheng Bio-Tech Co., Ltd. is a leading supplier and manufacturer of high-quality concentrated branded-3 fish oil. The company specialized in providing various formulas of concentrated fish oil in rich of branded-3 Docosahexaenoic acid (DHA) and Eicosapentaenoic acid (EPA), which have complementary roles in human health. Tongsheng is committed to providing its customers with the highest level of innovation, technology, research & development and quality assurance, with strict adherence to GMP standards.