There are several bus stations sending bus from Suzhou to Tongli:
Suzhou North Bus Station on No.29, Xihui Lu, located at the east of Suzhou Railway Station. The earliest bus to Tongli is at 0715;
Suzhou South Bus Station, located at the corner of Nanhuan Eastern Road and Yingchun Road, earliest bus at 0750;
Wuzhong Station in Dongwu south Rd, the earliest bus at 0740.
Duration time is about an hour.