“中国海监81”船有一套卫星接收设备,可以接收10套卫星节目。但是船只越向南,电视信号越差,只有中央一套始终清晰。4月20日一整天里,船上都在播放一部名叫《特殊使命》的连续剧。为了完成好此次到曾母暗沙投放主权碑的特殊任务,4月19日21时,“中国海监81”船和“中国海监83”船在中国南海海面上召开了动员会。 “China Marine Surveillance 81 ” ship has a satellite receiving equipment that can receive 10 sets of satellite programs. However, the more the ships are to the south, the worse the television signal is, and only the central one is always clear. All through April 20, a series of serials titled “Special Missions” was shown on board. In order to complete the special task of putting the sovereign tablet on Zengmu shisha, at 2100 on April 19, a “China Sea-going 81” and a “China Sea-going 83” ship were mobilized on the sea of ​​South China Sea meeting.