YangMei small and medium-sized enterprise group, shanxi state the cause of semiconductor lighting co., LTD., founded in 2009, the registered capital of 69.69 million yuan, is located in yangquan city, Shanxi Province economic and technological development zone of dalian road no. 61, high-tech venture park. Existing staff of 96, the graduate student seven, university undergraduate course of 30, registered engineers 6, established a team of senior r&d engineer, certified public accountants and management experts, high-quality team. Company product positioning is given priority to with LED explosion-proof lighting products, engaged in the daily series of LED lighting products, solar power generation system, mine pyroelectric touch sprinkler dust device, mining company control switch device research and development, production, sales, installation and technical advisory services as one of the modern enterprise. Daily lighting lamps and lanterns, explosion-proof special LED lighting products and mining reached the international level. With the application of LED lighting production lines, a high-performance LED South Korea's samsung SMT placement machine production lines, LED a lead-free reflow welding production lines, automatic production line for LED lamps and lanterns of aging a aging, LED drive power line a, production line for solar power generation system, mine pyroelectric touch sprinkler dust device production line, mining company control switch device production lines and improve the performance of the testing instrument. The company owns 31 national patents, 2 invention patents, utility model patents 4 25 items, appearance patents.