CNA is an integrated group company which concentrates in producing, sale, investment and trading. Since the cooperation with a large electron group of Taiwan in 1988, CNAhas imported the first class manufacturing facilities and technicians, setup an new production line in Linyi, Shandong and Minhang District of Shanghai and been dedicated in development and application of new electronic components. Now CNA is one of the largest professional electronic components producers.  Since August 2005, CNA has controlled and cooperated with 18 manufacturers and covered the productions of mobile phone fitting, digital product, computer fitting, automobile fittings, etc. CNA is continuing developing and designing new products. CNA established Youcheng (Hong Kong) Co., Ltd. in June 2000 to take charge in overall investigation, management, planning and operation of CNA.