Days ago, 30 new style double-decker buses that Nanjing Public Transportation Corporation purchased were put into operation. As the first batch of double-decker buses that the tail gas discharge reach "Europe II" standard in public transportation industry of Nanjing, they have improved the environment of the main line of public transit greatly. The existing 61 outdated double-decker buses of this company have already been replaced by 66 new double-decker buses whose tail gas discharge standard is above "Europe I" too. The insider expresses that the capacity of a double-decker bus is equivalent to 1. 9 ordinary buses, and these new style double-decker buses have been equipped the Diesel engine, strongly powered and feul saved.

¡¡In recent years, along with the fast expansion of the city and the accelerating of urbanization process, the paces of development of urban public transport are with accelerating too. The city develops fast, but the problems of environmental protection are urgency. The urban public transportation can't be avoided naturally. If each city of the whole country realizes the importance of the public transit of environmental protection, we can imagine a mass demanding of the public transit of environmental protection. There are many kinds of ways to develop the public transit of environmental protection, the double-decker bus of environmental protection is one kind among them, electric powered rails or the trolleybus and so on. Different cities have different ground form and space structure, the demand on the public transit market is different too. If the manufacturers can comply with the demand on these markets, not only the enterprise makes a profit, the city but also benefits from it.