The Resilient Seated Gate Valve converts the rotational movement of the handwheel into the linear movement of the wedge through the coordinated transmission between the valve stem, stem nut, and body guide grooves. It achieves an exceptional sealing effect by utilizing the micro-deformation compensation of the fully rubber-encapsulated wedge. Designed with a flat-bottom, straight-through flow path, the valve allows full-bore flow when completely opened, effectively preventing any debris accumulation. It delivers significant operational advantages, including lightweight switching, highly reliable sealing, excellent elastic memory, and an extended service life. It is widely applicable in municipal engineering, commercial construction, agricultural irrigation, and other water systems to connect or isolate pipeline flow, performing reliably as a maintenance valve, isolation valve, or drain valve.