Shanxi GuangYi Biotechnology Co., Ltd. is an enterprise specializing in the research and development, production and sales of fine chemicals, medical intermediates, medical raw materials and other products. Main products are: Valeryl chloride, Isobutyryl chloride, Propanoyl chloride, Butyryl chloride, Isobutyric acid, 1,3,2-dioxathiolane 2,2-dioxide, 1,3,2-dioxathiolane, 2,2-dioxide≥99.5%, Phenylacetyl chloride.