Yantai Grenn Opto-Technology Co., Ltd is LED commercial lighting manufacturer of development, production and sales in Yantai City, Shandong Province, China, Our company advocate energy saving, environmental-friendly lighting. In the LED lighting market, we provide customers with LED commercial lighting products of high energy saving, low brightness declines and long lifespan, as well as the leading solutions application. We have a superior R & D team mainly focus on the research and development of the semi- high-end commercial LED lighting products. By virtue of leading design and advanced technology, We not only have got many cerficiations , such as CE, ROHS, FCC, PSE, but also got some national patents. Our products cover all kinds of commercial lighting such as T5 LED tube light, T8 LED tube light, T10 LED tube light , LED down light, high power LED bulb light, LED spot light and so on. In the meantime, T8 LED tube light is the best seller as our products, we equipped with two SMT production lines and 1 full-automatic reflow oven, our daily output come up to 1200 pcs, and monthly output is above 25000pcs. Our products have been exported to many countries , such as Germany, America, Japan, Russia, Australia, Middle East, etc. We adhere to the principle of High tatse, High quality , High level service.In the advanced management system and strict quality control measures, we will bring more high-quality, high-energy saving and long life LED lighting products for the world.