I wouldn't subscribe to that.
While it is true, that Kendo strikes are devastating, the wushu way is to be quick and move around a lot. You do little cuts and slashes, which will hinder your opponent until he loses. With a light sabre this is more effective than brute force, which you don't really need with a light sabre.
And while you do your devastating blow, I have hit you 2 or 3 times. But just a bit