Chengdu Xuguang Tech Co., Ltd located Chengdu National Economic technical development area built on 1971 with the occupation 150000 acreage place and established from state-owned enterprise into stock share company on 2000 with the register capitals RMB 66M owned 2000 workers including 380 engineers. The company’s main engaged product is the variety tuners’ design, making, sales in export and mainland. And the present P/P new tuner as following: 2in1 video tuner, 3in1 tuner, digital cable, digital ground receiver tuner and digital satellites tuner and so on series. Greatly apply to date communication internet device, PDP, CRT, LCD, Audio devices, DVD+RW with the annual ability of 20 Million. However the Chengdu factory is the biggest production basis in China, and the market occupation still list the first place in the same tuner company. At the present, Xuguang has made the profit of tuner during the 12 years with the added well indexes, and has won the brands “Chengdu emphasis enterprise” and “fifty excellent companies” during the 7 years. And Xuguang has made leading function in China’s tuner business as well as manufactures. Xuguang continued to carry the target: “quality first, customers first; exploit and enterprising, creating the world-wide tip-top enterprise”. And Xuguang will try it’s best to design the tuner as well as provide the excellent services to all the customers and promote the development of digital TV’s industrialization. Xuguang quality guidelines: quality first-class with “XUGUANG” brand; satisfied the customers; vigor enterprising for the first tuner company. Xuguang quality policies: during the national’s fifteen plan, the main production’s regular, and technical indexes, and quality level will arrive a new stage, and the income material’s eligibility rate beyond 99.5%；and the defective rate under the 12000PPM; and the day’s checking rate beyond 99.5%; the audio of customers arrived 85 cent; the defection rate within 500PPM. Xuguang environment measurement: comply with the laws and regulars, humanism improving, precaution pollution; whole participation purifies the environment. Xuguang environment targets: continually improve stuffing’s environment consciousness of saving, precaution and so on for the protection. The ROHS will arrive the European’s standard with the 《ROHS MANANGMENT STANDARD》，and reduce the energy consume down to1% than last year, the deal with of rubbish recover arrive 98%,and the dangerous rubbish will be deal with completely, there is no any incident for the environment incident and claims.