low price purple maize Xinhe has focus on microbial fermentation technology to produce polyunsaturated fatty acids(PUFAs) since 2011, first we have successfully developed physical separation and distillation technology to produce solvent-free DHA algae oil, a kind of omega-3 poly-unsaturated fatty acids, then produced arachidonic acid oil with fuguns motierella alpina, another kind of polyunsaturated fatty acids categorized as omega-6 series. In order to study their functions to human and animals and widen extent of application of PUFAs, we have estabilshed Xianning http://www.xhhuman-nutrition.com/