(Or you can take the 5 15 bus from siping road to Zhangwu Road. )
After getting off the bus, walk along Yanji West Road to Huangxing Road, then walk north along Huangxing Road to No.8 Road 538 Station, and you can sit at Pingliang Road, Ningguo Road.
After getting off, walk east along Pingliang Road, turn right at Sanxing Road, and you will see Yangpu Library.