Hubei Dongguang Electronics Co., Ltd is a high technology enterprise in Hubei province. The company is a manufacturer and export base for crystal frequency components. The company is one of the top 100 electronic component enterprises in China. The main products include quartz crystal resonator, quartz crystal oscillator and thick film hybrid IC etc. The products are widely used in telecommunication, computer, video, automotive electronics, consumer electronics, office automation and digital equipment. The company has gained ISO9001:2000 certificate. Now we are applying ISO/TS16949 certificate. The company takes the lead in technology process, products quality and output in crystal industry in China. The company has undertaken and implemented National “Shuan Jia” projects, National Torch Program projects and frequency devices localization projects for mobile communication equipment. The Guangyu brand is regard as a famous brand in Hubei province.