Recently, the reporter learned from Haier, the sixth since the Shanghai summit debut after the international rail transportation, energy conservation programs Haier HEEP system of urban rail transit industry has been the unanimous recognition far Beijing subway, Shanghai Metro Subway, and many other domestic companies Haier HEEP system was used to achieve energy conservation programs of intent

In China coast, many cities have faced this problem, the rapid development of urban economy, urban population increased dramatically The urban road network has not been perfect, more complex traffic environment