Tianjin Tiankangyuan Biotechnology Co., Ltd that is located in Tianjin Hi-tech Industrial Area is a hi-tech company established by Zheng Huiying, the managing director of this company and studied in Japan for more than 10 years. This enterprise mainly produces, sells a variety of natural food colors, healthy food, etc. and provides OME powder processing, supercritical test and processing and other businesses. A food additive research center equipped by our company is constituted by the food ...