The Guoxing PKT1300 is a large explosion-proof tracked robot chassis weighing 526 kg with a 350 kg payload capacity, measuring 1,420 by 900 by 494 mm. The EX variant adds Exd(ib) IIBT4 Gb explosion-proof certification while weighing 600 kg with a 120 kg payload. Both use 48 V DC servo motors with Christie suspension and 10 independent vibration absorbers, reaching 1.5 m/s and climbing 30 to 35-degree slopes with 200 to 220 mm obstacle clearance. Rated IP67 with carbon steel body and Kevlar-fiber rubber tracks, it offers a large interior space for development. Targets firefighting, EOD, patrol inspection, detection, and rescue in industrial applications.