1. It may take about 1 hour to take the high-speed train from Kunshan to Shanghai Hongqiao Railway Station, depending on the frequency and speed of the high-speed train.

2. After arriving at Shanghai Hongqiao Railway Station, you can choose to take the subway 10 line. It may take about 40 minutes to get to Shanghai Library Station by taking the 10 line from Hongqiao Station. The specific time depends on the frequency and speed of the subway.

3. At Shanghai Library Station, exit 2 and walk for about 10 minutes to Shanghai Fenyang Road Otolaryngology Hospital.

Generally speaking, the traffic route from Kunshan to Shanghai Fenyang Road ENT Hospital is relatively smooth. Just change to the subway at Hongqiao Station, and then walk to the destination at Library Station. If you have any questions or need help, you can always ask the station staff.