The sunflowers in the greenhouse are about to wither because the pipes for watering the flowers are blocked. For saving it, you need to rotate the pipes to connect that can lead water from a fire hydrant. The pipeline is a very interesting puzzle game, you need to try to solve the pipe problem, come and show your wisdom, help the sunflower to resurrect! Note that some fire hydrants can rotate four angles, choose the angle you think is appropriate, and strive to complete each level!