The T390Z combines a compact design and high mobility with strong gradeability. With an operating weight of 890 kg, a 0.16 m³ bucket capacity, and a travel speed of 0–8 km/h, the machine prioritizes efficiency in light-duty loading and on-site transport; meanwhile, its 30° gradeability, 140 mm ground clearance, and bucket dimensions (1100 mm width / 340 mm height) provide the necessary specifications for site maintenance and material handling. It is powered by a Zongshen GB680 engine delivering a maximum output of 14.5 kW and featuring an air/oil cooling system, and is equipped with a mechanical control system and a 37 L fuel tank.