A switching valve, comprising: a base including: a bottom wall; and a base side wall that extends from the bottom wall of the base along a circumferential direction of the bottom wall; a body configured to couple to the base to define a cavity between the body and the base, wherein the body includes a bottom plate having at least two through holes that are each fluidly coupled to the cavity and wherein the body is hermetically coupled to the base side wall; a driven slider set disposed within the cavity and having at least two sub-sliders; at least two driving rods each movably coupled to one of the at least two through holes of the body, wherein each driving rod is configured to move in a first linear direction relative to the at least two through holes to block or unblock each respective through hole; wherein the at least two through holes of the body are equally spaced about a centre portion of the body; wherein each of the at least two through holes receives a portion of a driving rod; wherein each sub-slider is configured to slide in a second linear direction responsive to movement of one of the at least two driving rods; wherein a first of the at least two through holes fluidly couples to a first discharge pipeline of the body and a second of the at least two through holes fluidly couples to a second discharge pipeline that is independent from the first discharge pipeline; and wherein the at least two driving rods and the driven slider set are configured such that only one through hole of the at least two through holes is unblocked at one time. a base including: a bottom wall; and a base side wall that extends from the bottom wall of the base along a circumferential direction of the bottom wall; a bottom wall; and a base side wall that extends from the bottom wall of the base along a circumferential direction of the bottom wall; a body configured to couple to the base to define a cavity between the body and the base, wherein the body includes a bottom plate having at least two through holes that are each fluidly coupled to the cavity and wherein the body is hermetically coupled to the base side wall; a driven slider set disposed within the cavity and having at least two sub-sliders; at least two driving rods each movably coupled to one of the at least two through holes of the body, wherein each driving rod is configured to move in a first linear direction relative to the at least two through holes to block or unblock each respective through hole; wherein the at least two through holes of the body are equally spaced about a centre portion of the body; wherein each of the at least two through holes receives a portion of a driving rod; wherein each sub-slider is configured to slide in a second linear direction responsive to movement of one of the at least two driving rods; wherein a first of the at least two through holes fluidly couples to a first discharge pipeline of the body and a second of the at least two through holes fluidly couples to a second discharge pipeline that is independent from the first discharge pipeline; and wherein the at least two driving rods and the driven slider set are configured such that only one through hole of the at least two through holes is unblocked at one time.