前言作为饲料中无可取代的功能性添加物,饲用维生素产业随着维生素生产水平的不断提升得到了空前的发展,也为畜产品的生产创造了更好的技术基础条件,是饲料中公认的“四两拨千斤”的组分。近年来,我国维生素产业风起云涌,生产商纷纷将维生素的生产事业向中国转移,同时也促进了中国本土维生素生产企业的崛起,生产技术不断革新。受经济形势、原料成本的影响,在供应与需求的持续博弈下,维生素价格波动不断。同时,畜牧业集约化水平的提升对精准营养、精准配方提出了更高的要求。对于终端 Preface As an irreplaceable functional additive in feed, feed vitamin industry with the continuous improvement of vitamin production has been an unprecedented development, but also for the production of livestock products to create a better technical basis for the feed is recognized “Four two dial a thousand pounds ” component. In recent years, China’s vitamin industry surging, manufacturers have to transfer the production of vitamins to China, but also to promote the rise of China’s local vitamin manufacturers, production technology, continuous innovation. Affected by the economic situation and the cost of raw materials, vitamin prices fluctuate constantly under the constant game of supply and demand. At the same time, raising the level of animal husbandry intensification of precision nutrition, precision formula put forward higher requirements. For the terminal