All the products have passed the ISO9001, 9002. Many products acquired the title of high quality of the country or province. The products can be widely used in Spaceflight, fridge and other industries. The domestic market has occupied 24 provinces, cities and municipalities. For example, Heilongjiang, Jilin, Liaoning, Hebei, Henan, Tianjin, Peking, Shanxi, Inner Mongolia, Ningxia, Gansu, Jiangsu, Zhejiang, Anhui, Fujian, Shandong, Hubei, Hunan,Guangdong, Guangxi, Sichuan, Shanxi, Shanghai, Xinjiang 24 provinces and cities and other father areas and countries such as Hong Kong, Taiwan, Japan, Korea, Australia, Philippines, Singapore, Nepal, Egypt, Jordan, Iraq, Cambodia, Greece and so on.