At the bus station in front of Bailian Outlets, take the K868 subway line (Xiasha-Haining Leather City) to Tianshangdai, the fare is 10 yuan, and then change to the K181 bus to Jiaxing Passenger Transport Center.
It should be noted that there are several 868 lines in front of Bailian Outlets. The one you need to take is the 868 bus to Haining Leather City. The first and last bus of this line is 06:30-18:30, with an interval of 30 to 40 minutes.
Tianshangdai is the stop before the final stop at Leather City. Change to K181 at the platform where you get off.