Zhejiang Tianhecheng Bio-technology Shares Co., Ltd. is a professional
manufacturer of nutritional enhancers and compound colorants, which committed to
the production of Vitamin A, D, E series,
DHA, ARA series, and Beta-carotene series products. China
Vitamin A Palmitate Manufacturers operates
strictly in accordance with ISO9001 quality system and ISO22000 food safety
system, adopts the unique embedding technology.