Yonkong has been specializing in the field of enzymes The productsline started from feed enzymes and gradually comes to brewingenzymes,paper making enzymes, clothing enzymes, baking enzymes andso on. Main products phytase, xylanase, mannanase,alpha-galactosidase,cellulase, beta-glucanase, amylase, proteaseand complex enzymes have already gained great honor in UnitedStates, Russia, Ukraine,Thailand, Vietnam, South Korea and otherregions.