18x36MHz and 4x54MHz BSS Ku band transponders to provide direct broadcast services for radio and TV transmission, digital film and digital broadband multi-media system as well as information and entertainment broadcasting market. Zhongxing-9A communications satellite (Chinasat-9A / 中星9A) was launched by a Long March-3B rocket on 18 June 2017, but abnormal performance during the third phase failed to deliver the satellite as planned. After conducting 10 orbital adjustments with its onboard thrusters, Zhongxing-9A has reached its preset orbit.