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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. The company operates strictly in accordance with ISO9001 quality system and ISO******* food safety system, adopts the unique embedding technology. The products are mainly exported to USA, Italy, Brazil and other dozens of countries.
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