In the heavy hot day, the trolley-bus" cut " of " pigtail ", not merely look freshly and coolly because it needn't to put close and numerous overhead wires, and use economy for save 40% of energy. Early in the morning, the newsman wait roadside and become the first batch of passengers for the first city bus which use the super electric capacity of the world.

According to the expectation the new city bus will show on the citizens formally within the year. Compared with ordinary trolley-bus, the advantage of the new bus is using super electric capacity to stuff sufficient energy and it can fill up during the route in one minute. It is reported that after ceremony, this sample bus will run on the Zhangjiang line.