HEC-branded Xylanase is an enzyme preparation, loyal to hydrolysis of xylan in plant cell walls, manufactured by HEC PHARM CO., LTD. by using self-selected and bred excellent strains, China¡¯s leading automatic liquid deep pure breed fermentation line, highly effective sterile control system, unique double membrane extraction and enrichment technology and centrifugal spray process with food grade starch as the carrier.