Zhejiang Garden Biochemical High-tech enterprise specializing in R&D and manufacturing of Pharmaceuticals, Biochemicals and Human and Animal Nutrition Products. With the unique and world-leading processing technology, we are going to be the largest and strongest Vitamin D3 manufacturer in the world, with annual capacity of 37.5MT, calculated as Vitamin D3 Crystal 40 Million IU/g and 3000MT calculated as Vitamin D3 500 Powder.