Tianrun Biotechnology Co. Ltd., which specializes in producing VD, mainly manufactures all types of VD2 and VD3. We specialize in supplying D2 and VD3 with different pure degree, character, specification, and packing. We have powder and oil from 40000000IU/g to 500000IU/g, from medicine grade, delicatessen grade to feed grade, from 25 kilograms to 5 kilograms. The product is from soup to nuts, and we believe that some will satisfy you and your company占쏙옙 requirement.