The SMS 12345 shows that the return to Beijing is suspended, but the return service also shows what happened.

That is to say, you came into contact with the high-risk area within 14 days, so you can't go back to Beijing. You visited them in 14 days. There is one or more native COVID-19 infected persons among the county flag personnel. If I am abroad, please come to Beijing slowly according to Beijing's epidemic prevention policy. There are no real local cases in this area for 14 days, or I have been transferred to a low-risk area or left the above area for 14 days. You can reapply for a green code in Beijing through medical insurance.