LED (light emitting diode) as the fourth generation of green lighting products, long service life, high light efficiency, is currently the most energy saving lamp. Who took the lead in promoting the development of this emerging low-carbon high-tech industries, who will be able to seize the opportunity of energy conservation.
Fujian has in the key technology of the international advanced level, the domestic leading manufacturing and three chip epitaxial zhongkewanbang encapsulation of LED, how to take on, the rapid development of national and global LED industry occupy the commanding heights? In recent days, the reporter went to Xiamen, Putian, Fuzhou and other places, take the enterprise, into the workshop, visit the experts, listen to the voices from the line -
Mastering the technology of chip extension and packaging"
Fujian LED industry to win the initiative
4, the reporters came to Fujian zhongkewanbang Photoelectric Technology Co., Ltd. production workshop, I saw the lights, flashing lights on the automatic control instrument, the workers are busy in their work station; research testing center, Tang Qiuxi and other technical personnel are testing LED fluorescent lamp. "The 60 thousand branch of LED lamp and 150 thousand bulbs, are exported to Japan, India and Philippines, these days we each index of these products light efficiency, power, flux etc. to conduct a comprehensive inspection, the last one off. Tang Qiuxi said.
In the workshop, the reporter met just finished production scheduling will be the general manager of the company He Wenyu. He said excitedly, in September 19th, LED fluorescent tube Wanbang through national semiconductor light emitting device (LED) application of product quality supervision and inspection center, the luminous efficiency of 142lm/w (LM / W, this is the main technical parameters of electrical efficiency evaluation of electric light source), and the successful implementation of production. Information on the Internet, causing a sensation, less than half a month, orders from home and abroad amounted to about 40000000 yuan. In order to catch the delivery, this year's national day, the company most employees insist on production line.
Fujian branch of Au Optronics Co in the corner of a clean workshop.
"The traditional incandescent lamp is power consumption, short service life of energy-saving lamps; the current state subsidies, but because Mercury will pollute; LED light efficiency energy-saving lamp has high efficiency more than 70%, energy conservation and environmental protection, the developed countries of Britain and the United States, Japan, Canada and so on and accelerate the application of research. "Chief engineer He Wenming, chairman of zhongkewanbang company told reporters that in 2008, a huge space Wanbang saw the industry development, and the Chinese Academy of Sciences Fujian has been docking, to jointly develop LED encapsulation, application technology, and realize the industrialization of production.
LED industry last year the output value of 120 billion yuan, of which the chip output value of 5 billion yuan package, the output value of 25 billion yuan, 90 billion yuan output value of product application. In the past, everyone's eyes are gathered in the core technology chip and epitaxial manufacturing, in fact, packaging and application technology can not be ignored. He Wenming said that the main focus of the device packaging technology is to improve the efficiency of light, phosphor efficiency and heat dissipation, etc., to deal with the packaging structure design, new packaging materials, new technology, etc.. After 3 years of research and development and the 8 generation product updates, zhongkewanbang independent innovation "MCOB" (multi cup structure) unique package and new ceramic materials, high heat insulating thermal conductive bottom glue and a number of original technology and improved technology, the light efficiency, LED lamp life is greatly improved.
At present, most of the R & D of the LED lamp reaches the international advanced, domestic leading, and the production cost is the lowest. "The Chinese Academy of Sciences Fujian has been director Hong Maochun think.
"One-brand packaging technology is advanced, the key lies in the support from Xiamen three optical chip. We experienced a shift from imported chip to the full use of three chip. He Wenming told reporters.
"Three is currently the largest and most complete products of first-class quality, color ultra high brightness light-emitting diode epitaxy and chip industrial production base, technical level in the country; Department of Wanbang packaging technology and in Fujian, bigger and stronger LED industry has the advantage of richly endowed by nature. Peng Wanhua, Secretary General of the Fujian photoelectric industry association, told reporters.
In an optoelectronic company is located in Xiamen Software Park, chairman of the special assistant to the chairman of the board of supervisors, Ke Yongrui reporter visited the production workshop, and made a demonstration site, let reporters feel the magic of LED zero distance.
Ke Yongrui told reporters that since the three since 1999 from the transformation of iron and steel founded LED R & D and production base, is committed to promoting world development and popularization and application of photonics technology, 2003 developed LED chip with China's independent intellectual property rights, breaking the past LED chip all rely on imports of history. At present, the company has more than and 200 patents, proprietary technology, set up a branch in Tianjin, and Anhui, to the first half of next year, the only chip production, companies can achieve 500 thousand monthly film production, the annual output value reached 3 billion yuan.
At present, the basic formation of the industrial chain in Fujian, the province's enterprises on the scale of nearly 200 last year, the output value of 13 billion 500 million yuan this year, more than $20 billion can be LED. Peng Wanhua said, in the LED chip and epitaxy, packaging these two core key technologies, Fujian has stood at the forefront of the country, to win the initiative.
In a corner of Xiamen Sanan Au Optronics Co lobes production workshop.
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