There is more critical is the lack of fetal origin. According to the Chinese Ministry of Transportation Office of the Deputy Director Li Gang and Chinese tire renovation of President of the Association, who introduced 姜治云 reclaimed rubber manufacturers, lack of fetal stem from a source on the one hand the value of the tire renovated know too little supply of recycled plastic, so that the tire Use process does not consider the wear limit, often a tire run in the end; the other is because the car is seriously overloaded carcass destroyed. Waste rubber by chemical, heat, or post-machining processing strength reclaimed rubber, plasticized elastomer material due to reticulate structure is broken and reformed. Applied science: Materials Science and Technology (a subject); rubber (two subjects) Introduction folding used by different waste plastic, recycled tire rubber is divided into classes, tube type, shoes and so on. Recycled rubber can be partially replaced by raw rubber used for rubber products, in order to save raw rubber and carbon black also helps to improve certain properties of recycled rubber soles and rubber processing performance, and yechon Group (certified), Texas reclaimed rubber from Shandong yechon Group Limited. Shandong yechon Group Limited (www.sdlqjtyxgs.com) (www.sdlqjtyxgs.com) is a leader in Binzhou, natural rubber, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. In yechon group leadership with the staff warmly welcome all inquiries negotiations to create a better future yechon Group.