<p>Suitable for pit‑lift maintenance operations of medium‑ and heavy‑duty trucks and various vehicles, meeting the working‑condition requirements for vehicle repair. It features convenient operation, safety and reliability. Two units can be used in combination: each unit can run independently with separate lifting and lowering, or the two units can realize synchronous lifting. The complete machine consists of motor, worm‑gear housing, speed‑change mechanism, lifting beam system, movable reinforced fork frame, main unit body, housing, crawler travelling mechanism and electric control system.</p>