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