BTB Sign Co., Ltd. Established in 2004, is a high-tech enterprise, specializes in manufacturing, developing and marketing LED signs and LED displays and other related products for various applications. With our experienced talents and skillful technician, we dedicate to producing quality LED products including Full color LED video screen, indoor, semi-outdoor and outdoor LED moving signs, Full color, dual-color, mono-color LED text displays, LED time and temperature clock, LED gas price sign, LED digital clocks and LED countdown clocks and LED scoreboard, etc.