C22 Carriage

For the next few days, Liu Xiu immersed himself in the sea of books, flipping through the books on water conservancy. Liu Xiu's mind was in a mess, and he could not sort it out.

After he finished reading all the books, Liu Xiu sat down quietly and sorted out his chaotic thoughts.

If he just made a random move, the effect would not be obvious.

He had to have a plan