It is 20.4 kilometers from Xinghua Daduo Expressway to Xinghua Wuyue Plaza.
Distance = speed * time.
60*0.34=20.4. 20 minutes=0..34 hours.
It takes 20 minutes to get to Xinghua Wuyue Plaza from Xinghua Daduo Expressway at a speed of 60 km/h.
Therefore, it is 20.4 kilometers from Xinghua Daduo Expressway to Xinghua Wuyue Plaza.