Established in 1992, Chengdu Yaming Electronic Co., Ltd. is one of the strongest manufacturers of semiconductor chips, packaging, electronic ballasts and energy-saving lamps in the west region of China. We are one of the high-tech enterprises integrated research and development, production and sale in one. Our company covers an area of 36, 000M2 and our factory area is over 34, 000M2. Our company includes many subsidiary companies, such as the rectifiers and transistors packaging and testing plants, dice plants, electronic factory, print plate factory, and mould factory. An external quality examination center has come into being. A number of patented technologies were gained. Over 40 senior engineers were employed and long-term cooperation partnership has been established with many domestic universities which act as our powerful scientific and technological guarantee. Meanwhile, lots of advanced and sophisticated equipment have been imported from the United States, Japan, and Germany. Our company has successfully passed the ISO9001:2000 Quality Control System Certification, SGS Certification, CCC Certification, and RoHS Certification. Our company possesses a series of registered trademarks, such as Taijing, Sanye, 135 Brand, Sky Stars, and Duming. Our annual turnover is up to 200, 000, 000 - 300, 000, 000 RMB. To keep abreast of the vigorous development of discrete devices market demand, more investment has been spent on the new factory to establish 3 inches (4 inches)-GP and GPP dice production line and film, diodes SMA packaging and testing lines in the microelectronics industrial park in Suining City, Sichuan Province. The annual output of 3 inches (4 inches)-GP, GPP reaches 5, 000, 000 pieces, and the annual output of rectifiers is about 4, 000KK. With the help of scientific research, a multi-layered and integrated system has been adopted to meet the social needs for the application of new products, new technologies, and new projects. Our company has the standard management and perfect quality assurance system. We hold "integrity-based, practical-oriented" as our management philosophy and the "technology and innovation" as the production guideline. We have become an enterprise which has achieved the level of production scale, product series, a variety of grades, operational modernization, and standard management.