Best way at night from PVG airport to Concordia International School

What's your exact arrival time?
After arriving, you can take airport shuttle bus line 4, and get off at Deping Road, Pudong Avenue Station. The operating hours of this line are from 7:00 to 23:00 with interval of 15 to 25 minutes.
Then take a taxi to the school directly. The cab fare is CNY 25 to 30.