1.This product, whether in vivo or in vitro, there is growing anti-clotting effect .This product is a major role in the formation of fibrin, but also can decrease platelet aggregation. 2. this may use in preventing and the treatment thrombus thrombosis-related disease, for example: Myocardial infarction, the pulmonary embolism, blood vessel of brain embolism, the circumference vein thrombus and so on, may prevent the thrombus the formation and the expansion. May also use in DIC the early time, and outside other in vivo antifreeze.