Zhongshan Sanjing Optoelectronics Technology Co., Ltd is located in Haijing Industry Zone, Non-governmental Industry Park, Zhongshan city , Guangdong Province, which is one of the best ten private enterprises technology park in China. Our factory was founded in 2004, specializing in researching, developing, manufacturing and marketing indoor, semi-outdoor and outdoor full color LED display screens and other products related to LED. Our company&＃039;s management is under the ISO 9001 quality system, most of our products have got CE and Rohs Certification, which make our products are more and more popular with people all over the world. We are pursuing the goal of �¢ï¿½ï¿½to be the most reliable supplier in the Optoelectronics industry and the prominent quality with high-tech innovation. Pattern more fashionable and technology skills, reasonable prices, fast shipments; the majority of our customers are always commitments. In order to supply top quality LED products to our customers, all our products need to undergo four-step process: 1. Incoming Quality Assurance 2. Inspection Process Quality Control 3. Final Quality Assurance 4. Outgoing Quality Control Throughout the process, we conduct brightness, white balance vibration, aging tests and so on. In a word, all our products must pass stringent test during the production. To meet with the requirements of customers, we are always trying our best to improve our design and production capacity. We supply many kinds of LED display screens with top quality at competitive price. If you are interested in our products, please kindly contact us. We will try our best to satisfy your needs. We are looking forward to establishing a good business relationship with you! We follow the principle of "mutual benefit". "Customer satisfaction" is our greatest pursuit