On November 21, Tianlong Optoelectronics (300029) announced in the evening that the company plans to entrust the use of Shanghai Chaori Solar Energy Co., Ltd. and Shanghai Chaori (Jiujiang) Solar Energy Co., Ltd. and some of its production equipment to Hengneng Optoelectronics for solar cell produc ...read more...
[High- tech LED reporter Zhao Hui Guangzhou report] In the past 2013, the entire LED industry has been in a fast-rising channel, especially the terminal lighting demand has rapidly increased, driving the midstream and upstream capacity to be fully utilized. In this case, the capacity utilization r ...read more...
I. IQE, LEE and EQE definition First, the definitions and expressions of the internal quantum efficiency (IQE: Internal Quantum Efficiency), the light extraction efficiency (LEE) and the external quantum efficiency (EQE) are given as follows: IQE = number of photons emitted by the ...read more...
Changying Precision announced that Kunshan Changying Precision Technology Co., Ltd. (hereinafter referred to as “Kunshan Changyingâ€), a wholly-owned subsidiary of the company, intends to acquire part of the equity interest in Jiangyin Taibo Electronic Technology Co., Ltd. (hereinafter r ...read more...
Qinshang Optoelectronics recently said on the interactive platform of the panoramic network that in 2012, especially in Guangdong Province, the Guangdong Province issued a large-scale LED lighting market encouragement policy, and encouraged the application of EMC model. In order to meet this upcomi ...read more...
Two spotlights were removed to compare: 1.98 is the ordinary home improvement version; 3.98 is the deluxe version. The structure, LED chip and drive of these two lamps are the same. Based on the mainstream constant current drive, the price of both lamps is still very good value. App ...read more...
On the morning of the 16th, the two men were electrocuted while carrying out the LED renovation project of the Zhongshan District Government. Another man who was working at the same time was burnt and his arm was injured. The incident was located on Guangfeng Industrial Avenue. According to the inv ...read more...