Take bus No.83. According to Baidu map, it is 4.2km from Kunming Railway Station to Red Cross Hospital. It takes 40 minutes to take bus No.83. The specific bus route is as follows:

1. First, take the No.83 bus at Kunming Railway Station and pass 8 stops.

2. Secondly, get off at Qingnian Road 1 station and walk 80 meters.

3. Finally, you can reach the destination Red Cross Hospital.