Shenzhen Porstar Electronic Co., Ltd. was established in December, 2008. After 4 years' development and growth, Porstar has become one of the biggest LED display manufacturers in China. We are specializing in producing outdoor and indoor LED display screens, including full color LED screen, dual color LED screen, single color LED screen, LED signs and LED video wall. Our products are widely used in banks, securities, traffic systems (highway, airport, railway and subway), hospitals, stadiums, ...