C484 Water Circulation Technique

"Didn't you say the bridge? Why is it related to water?" Dahai asked as he drove.

"Drive your car properly," Third Uncle said angrily, "We're about to reach the bridge. Since ancient times, the ones who can manage water are the ones who can do it. For example, the Great Yu of ancient times... Do you know what the Great Yu did to control the water?"

I replied, "I know a little about it