You can take Line 2 to People's Square, then transfer to Line 8 and get off at Hongkou Stadium Station, and take the exit 1. Go along that road and go in the direction of light rail, which distinguishes Dongjiangwan Road from Xijiangwan Road. The road near Hongkou Stadium is Dongjiangwan Road, and the opposite road is Xijiangwan Road. No.450 Xijiangwan Road, where you are going, should be opposite Hongkou Stadium.