Jiaxing Tian He Cheng Bio-technology Co., Ltd. is a professional China Nutritional Enhancers Factory and Vitamin Series Manufacturers, which committed to the production of vitamin series, polyunsaturated fatty acid series, carotenoid series and other(encapsulated) products. ADD:NO 111, Leyuan Rd., Shimen Town, Tongxiang City, Zhejiang Province, China TEL:+86 18758093457 +86 13916545849 E-MAIL:sales@tianhecheng.net Web:https://www.thcbio.com