Water supply linkage system and control method thereof

The invention discloses a water supply linkage system and a control method thereof, the water supply linkage system comprises a water purifier provided with a first water inlet and a first water outlet, the first water inlet can be communicated with a tap water supply end, and the first water outlet can supply water to a water terminal; the cleaning machine is provided with a second water inlet, and the second water inlet can be communicated with the tap water supply end or can be communicated with the first water outlet; and the controller can be in communication connection with the cleaning machine and the water purifier, obtains a water use signal of the cleaning machine and a working state of the water purifier, and can control the opportunity of feeding water into the cleaning machine by the water purifier according to the working state of the water purifier after the water use signal of the cleaning machine is obtained. According to the invention, the problem of water conflict caused by multi-point wate