Dongying Tianrun Biotechnology Co.Ltd

Dongying Tianrun Biotechnology Co.Ltd,locates at Shengli Industrial Zone of Dongying City,Shandong Province.Our products including:vitamin D2,D3,Hyaluronic Acid,Ergosterol,S-adenosyl-L-methionine,Glutathione and other products,the products made with pure natural plant as raw by photochemistry method and high density fermentation Technology,its qual… More