晚上到了电视播放时间，便会有专人拿着钥匙来打开摆放在会议室或饭厅里的电视箱，然后再打开并调试好电视机，到收视结束，电视箱再度落锁收官。
B-Time I-Time O O B-Time I-Time I-Time I-Time I-Time I-Time O O O O B-Person B-Time O O B-Thing I-Thing O O O O O O B-Thing I-Thing I-Thing O B-Location I-Location I-Location O B-Thing I-Thing I-Thing O O O O O O O O O O B-Thing I-Thing I-Thing O O O O O O O B-Thing I-Thing I-Thing O O O O O B-Thing O