Can I come back on the day I leave Dongying now?

Of course. You can come back on the day you leave Dongying now. As long as there is a 48-hour nucleic acid test certificate, the trip code must be star-free. According to the latest epidemic prevention and control regulations in Dongying on May 13, 2022, if you enter Dongying, you need to have a 48-hour nucleic acid test certificate, and the trip code must be star-free, and then you will have nucleic acid tests twice every three days.