Introduction to the GIS-110 sedan: The GIS-110 sedan presented to Chairman Mao by Stalin. The body is completely black and weighs 6 tons. The tires have a double-layer structure. Even if it is hit by bullets, the car can still drive normally. The vehicle's bottom is equipped with thick steel plates to withstand the impact of mine blasts. The cabin of this car is also equipped with a thick glass that can be lifted and lowered, which can separate the cockpit and the back seat, which is safe and confidential.