Today, the domestic industry, the slip rings field , grain production slip ring Pei quality and life are in the leading position, but Division I is an extremely innovative and pioneering spirit of the High-Tech Enterprise , never satisfied with the existing state and stop forward . Here, in order to further improve and enhance the life of the slip ring and use its best efforts to reach the world level, our R & D center has experienced continuous exploration and specializes in up to a year , and finally the successful completion of a comprehensive in March 25, 2012 the slip ring major process improvement projects, namely the core critical Tonghuan finish processing and control of new technology . Our quality department through repeated testing and validation , use and improve the life of the brass ring slip ring reached a higher level, almost 2-3 times more than the same product in the same industry life ( Figure ) . This significant improvement not only further consolidate the strong position of China as a crystal Pei electrical slip rings industrialleader , it is marked Pei Jing slip ring towards the ranks of the world level .