http://hrichina.i2p/en/press-work/hric-commentary/talking-out-both-sides-face-mask-propaganda-and-practice-age-coronavirus
All neighborhoods, courtyards, and residential points shall be strictly sealed and controlled. All vehicles that are not epidemic prevention vehicles, official vehicles, medical personnel vehicles, and trucks, or specialized vehicles including ambulances, fire trucks, rescue vehicles, and police vehicles, are prohibited from entering and exiting [buildings]. . . .