The HD HYUNDAI HX305L is a 31.7-ton class mid-to-large crawler excavator from HD Hyundai Construction Equipment, meeting China Stage IV emission standards. It is powered by a Cummins B7 engine rated at 173 kW / 2000 rpm, matched with a Kawasaki K5V160DT dual piston main pump and the EPIC electronic pump-independent control system, reducing fuel consumption by approximately 17.7% compared with the previous generation. Standard configuration includes a 6.25 m heavy-duty boom, a 3.05 m arm, and a 1.44 m³ bucket (1.63 m³ optional), well suited to earthworks, mine stripping, and heavy-duty infrastructure applications. The cab is equipped with an 8-inch LCD cluster, a suspended seat and high-capacity air conditioner, with standard auto safety lock and one-touch emergency stop switch, balancing productivity and operator safety.