DONGYU USI / Koncepnutra
Dongyu USI is a premium supplier of Carnitines & nutrition ingredients. Our strengths is in the sports nutrition, vitamins, and Nutritional supplements. DONGYU is a NSF Certified and GMP compliant facility Dongyu USI partners with KoncepNutra in delivering Carnitine Line. Selected top quality manufactures of Amino Acid, Vitamins, nutritional Ingredients, Sweeteners and herbal extract.