The virtual card split water controller (G401) is mainly used in places such as direct drinking water, centralized bathrooms, etc. Based on the perfect campus and virtual card one-card platform, it can realize card-free operation through a mobile app, and is compatible with card-holding operation. Users can use cards for online withdrawal, debt clearance, and blacklist recognition functions. Supports card consumption and virtual card consumption; supports timing and flow applications, supports solenoid valves and electric valves to meet various application needs.