INTRODUCTION 　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　Jinwei New Type Building Material Group Company is a large scale enterprise in China that produces new type thermal insulation matetials .After 20 years of development and expansion ,the company is now a group body specialized in the production , sales and after-sale service of the thermal insulation materials. The company' headquarters is located at the Langfang New Technical Development Zone that is  well known as the corridor between Beijing and Tianjin? with 19980 square meters of area. The main factory building is located at Dacheng County ,Hubei province with 4580 square meters of area. It has branch factorys in Nanjing,Jiangsu province; Maoming,Guangdong province; Suizhou, Liaoning province; Wuhan,Hubei province and Jiujiang,Jiangxi provice. There are also agencies in ?Beijing , Tianjin , Guangzhou , Qingdao , Dalian , Changchun , Xi'an , Lanzhou , Chongqing etc . At the beginning of the year 2002,the company invested 130 million yuan RMB on plastic sponge production line, with an annual ??output over 20000 ton, achieved the top level in this area in the country. Meanwhile, technicians successfully developed center windpipes which are specially used in the airconditioning system. The company has more than 30 kinds of products in 10 seriesincluding ?rubberplastics sponge thermal insulation material, centrifugal glass wool products, polyurethane bubbles, polystyrene foam, foam asbestos alumina silica thermal insulation material, aluminium foil, which used in various areas such as construction, petrolium, chemical industry ,? heating nets , ship building, machine manufacturing, aviation and space engeneering, airconditioning units, refrigerstors and vehicle manufacturing. The company has been appointed as a designated enterprise by the State Ministry of Energy Resoures and the Ministry of chemical industry and owned the quality system certification of ISO9002. Many of its products have passed the fire tests conducted by the State Fire Protection Test center, Beijing Municipal Fire Protection Bureau and China ships Test Bureau. The company persists in the principle of "Quality First" and "Credit First" and will always provide our clients with the best quality and service.