What is the best transportation to go Renaissance Suzhou Hotel from Pudong Airport?

Upon landing, you are advised to take long-distance bus from PVG to get to SZ Bus Station (North Square of the Railway Station) first. The bus schedules are from 9:30 to 21:00. It costs CNY 84 per person. And the duration is about 3 hours. After arriving, take a taxi to the hotel directly. The cab fare is about CNY 25 in the day time.