The rail trains were built for Dalian mass transportation in 2002. The first-class internal deign make people feel at home, conveniently and comfortable. The train-set have advantage of smooth running, longer lifetime and less maintenance.

The train-set feature VVVF AC transmission system, anti-skid device, satellite position system, broadcast information display, train-set monitoring system, PC alloy plate and pressure-resistance plate, electric slide doors and air conditioning unit.