Secondly, it takes 6 hours and 44 minutes to walk 70 meters and take the g2793 train at Hefei South Station.
3. Finally, walk 120 meters to Shenzhen North Station, take Metro Line 4, walk 290 meters to Caitian Village Station, take m392 Road to Peking University Hospital Station, and walk 50 meters to Peking University Shenzhen Hospital.