Beijing BAMC Mobile TV Co., Ltd.(BJMTV) is a specialized company for investing and operating terrestrial digital TV. It was founded in 2003 . As an exclusive out-of-home digital mobile television operator, it is approved by the State Administration of Radio Film and Television (SARFT) in Beijing, and it's the largest out-of-home digital television operator in China. We built a digital terrestrial television SFN covering all areas of Beijing, and in a channel of 8MHz frequency bandwidth, we transmit four SD TV programs. The company's main business is bus mobile TV, and investing in the building TV , metro TV and out-of-home big screen TV , etc. The number of all terminals is more than 30,000, the average number of audience is over 10 million everyday.