Shanghai Sansi technology Co., LTD. was founded in 1993. We mainly produce various high-end LED video display systems, various ordinary and professional LED displays, intelligent traffic system LED, VMS, and semiconductor lighting products. With the intelligent backing of high quality and excellent continual and follow up sales service, our products have been operating and seen all over the country. Our company's commitment to excellence have allowed our products expansion to all over the world. Sansi has shown continual growth as we strive to build long term, trustworthy relationships with the U.S., Europe, Japan, the Middle East, Canada, Australia and African countries.Sansi has naturally established an image as a âconsumer satisfied enterpriseâ nationwide and worldwide. Some of our products can be seen at:Xujiahui Oriental Shopping Center, Beijing Pinggu Olympic-culture square, Ningbo Post Building, Shenzhen Chayuan Multifunction Theatre, Shanghai Wujiaochang Bailian Mall, Shanghai Lansheng building, Shenyang Olympic stadium, Shanghai Hongkou soccer field, Chongqing World Trade Center, Hongkong Langham , Shanghai Theater, Macau University of Science and Technology, Shanghai International F1 Circuit, Wuxi Swimming gym, Fudan University Zhengda Stadium.In China, we have supplied more than 3,000 express way VMS systems that are used on over 200 express ways covering 28 provinces, municipal cities, and autonomous regions.Shanghai Sansi Technology: âHONESTY first, QUALITY first, CUSTOMER first and SERVICE firstâ as the motto. We will always provide the best quality and service.