Shenzhen Mary Photoelectricity Co.,Ltd is a leading OEM manufacturer in the full color LED screen industry in China.All our LED screen products have been CE ,RoHS ,FCC certified. Some of themare UL certified. Our company regards our product quality as its life line. We have been engaged in this field for 7 years. With reliable quality and competitive price, our products have been widely used in most parts of the world. We are a LED display solution provider of many world-famous companies.