Guangdong Shenzhen Spark Optoelectronics S&T CO.,LTD, a high-tech enterprises on developing, manufacturing and marketing, was invested by Spark Optoelectronics (HK) Ltd and established in March 1998. Guangdong Spark Optoelectronics S&t Co.,ltd is a specialized in manufacturing outdoor & indoor LED Displays in Mono color, dual color and RGB full color,Price display for petrol station, outdoor and indoor informatin display and LED information sign for bus, Freeway LED Message Board ,LED Traffic Signal,high power led bulb and other LED applied products. Guangdong Spark Optoelectronics S&t Co.,ltd is also one of the biggest manufacturer, supplier and exporter of LED display in China. >Welcome OEM and ODM order.