Compound semiconductor OEM, has completed some production line layout of GaN, and is the leader of GaN. Sanan Optoelectronics is mainly engaged in the research, development, production and sales of full color ultrasound high brightness LED epitaxial wafers, chips, III-V compound semiconductor materials, microwave communication integrated circuits, power devices and optical communication components. , the product performance index ranks at the international advanced level.
2. Wen Tai Science and Technology (600745)
The Transphorm invested by Anshi has obtained the vehicle code certification, and the on-board GaN has been mass-produced, making it one of the best suppliers of gallium nitride in the world. The company is mainly engaged in two major business sectors: communication and semiconductor. At present, it has formed a huge industrial layout from chip design, wafer manufacturing and semiconductor packaging testing to industrial Internet of Things, communication terminals, notebook computers, Internet of Things and automotive electronic products. The communication business sector includes mobile phones, tablet computers, notebook computers, Internet of Things, automotive electronics and other fields.
3. Naiwei Technology (300456)
At present, the company's third-generation semiconductor business mainly refers to the growth of GaN materials and the design of devices. The company has successfully developed an 8-inch silicon-based gallium nitride epitaxial wafer and is continuing to develop gallium nitride devices. Beijing Naiwei Technology Co., Ltd. takes sensing technology as the core, closely surrounding the two industrial chains of Internet of Things and special electronics. On the one hand, we will vigorously develop the three core businesses of MEMS, navigation and avionics; on the other hand, we will actively deploy potential businesses such as unmanned systems and third-generation semiconductor materials and devices, and strive to become a first-class private technology enterprise group with high competition threshold. The company's main products and businesses include MEMS chip process development and wafer manufacturing, navigation systems and devices, avionics systems, etc. Its application fields include communication, biomedicine, industrial science, consumer electronics, aerospace, intelligent transportation and so on. The company's business covers the whole world, and its customers include special electronic users, global DNA/RNA sequencer giants, new ultrasonic equipment giants, network communication and application giants, and leading enterprises in industrial and consumer market segments.
4. Nanda Optoelectronics (300346)
The company's R&D and industrialization projects of high-purity phosphane and arsenane have been included in major national science and technology projects. High-purity phosphane and high-purity arsenane are important raw materials for LED, VLSI and GaAs solar cells. MO source is the supporting material for the growth of compound semiconductor ultra-thin film materials by MOCVD technology. Compound semiconductors are mainly used to manufacture high-brightness light-emitting tubes, high-mobility transistors, semiconductor lasers, solar cells and other devices, and also have bright prospects in infrared detection, ultra-high-speed computers and so on.
5. Hailu Heavy Industry (002255)
Jiangsu Nenghua Microelectronics Technology Development Co., Ltd., a subsidiary of Jiangsu Nenghua Microelectronics Technology Development Co., Ltd., specializes in R&D, producing high-performance composite semiconductor wafers represented by gallium nitride (GaN) and using them as successful devices. Suzhou Hailu Heavy Industry Co., Ltd. is located in Zhangjiagang Development Zone, Jiangsu Province. Is a first-class professional design and manufacturing enterprise of energy-saving and environmental protection equipment in China. At present, the business pattern of boiler products, large pressure vessels, nuclear power equipment, low-temperature products and environmental protection projects has been initially formed.
6. Hite High-tech (002023)
Haiwei Huaxin has arranged for the foundry of gallium nitride power devices, and its technology has reached the international advanced level.
7. Fuman Electronics (30067 1)
The main control chip of the charger cooperates with oppo to develop the GaN charger.
8. Yunnan Germanium Industry (002428)
Yunnan Xinyao Semiconductor Materials Co., Ltd., a subsidiary, has built an industrial production line for GaAs single crystals and crystals. At present, the production capacity of GaAs single crystal is 800,000 pieces/year (equivalent to 4 inches), and the output in the first half of 20 19.
9. Research on new materials (600206)
The company is one of the leading enterprises of semiconductor materials such as target materials in China, and also the largest supplier of GaAs in China. Its research photoelectric has a production capacity of10,000 GaAs substrates per year.
10. Ganzhao Photoelectricity (300 102)
It is the largest enterprise in China that can mass-produce epitaxial wafers of gallium arsenide solar cells, and has developed and produced the world's most advanced high-performance gallium arsenide solar cells, filling the gap in this field in China.