When you say Shenyang University, you mean the south gate of Shenyang University.
I suggest you take the train to Shenyang North Station, because Shenyang North Station is very close to Shenyang University. 148, 168, 177 There are four stops from Shenyang North Station to the south gate of Shenyang University. If you take a taxi, the starting price from Shenyang North Station to Shenyang University is 8 yuan.
There is also a bus 123 at Shenyang station, which goes to Shenyang University, that is, the north gate. A little further, about 40 minutes.