Hangzhou Yuzhong Gaohong Lighting Electrical Equipment Co., Ltd. was founded in 1997, is a comprehensive enterprise of Woojong Group. We focusing on R &D, manufacturing, marketing, lighting design and project solution of LED lamps and luminaires. Woojong Group covers an area of 70,000 square meters, with 260,000 square meters standard modern workshop, 3,000 employees, 150 engineers. Woojong have 100 professional lines, including 36 Panasonic S M T patch lines and 49 automated assembly lines. Meanwhile, the group is one of the top lighting enterprises in China and national certificated enterprise for excellent quality export products. and has I S O 9001,I S O 18001 and I S O 14001 management system and also obtain the Cnas, S G S, NEMKO certificated lab, Woojong providing a reliable product quality guarantee.pass C E, G S, Rohs, UL, F C C, P S E, SASO, K S, KC, E R P, C Q C. As the Innovation, High quality, Satisfactory service, Woojong established long-term stable cooperative with many famous enterprises in more than 70 countries, such as Philips, GE, Gree, Osram, Panasonic, the Home Depot, Toshiba, Metro,ect