According to statistics, in 2008 the total buses sales of all types of Hengtong breakthrough 4000, output growth of 20% comparing last year, sales growth of 24%. Among them, natural gas buses sales come to 3,600 vehicles. Hengtong buses sales in 2008 more than 90% of the vehicles were natural gas buses.

In today's bus operations rising, the fuel economy cost of natural gas bus has widely awareness, to minimize operating cost of operating companies to meet their needs. The fuel tax started to dispel enthusiasm in some of the more traditional customers to buy petrol and diesel vehicles, so that the high cost-effective of natural gas buses are particularly favored by the user.

It is reported that the Hengtong CNG buses with a number of patent technologies, to take an ordinary 11 meters city bus for example, the use of CNG Hengtong patent technology can effectively improve the fuel economy of 20%, further reducing the operating cost, with such excellent fuel economy, Hengtong natural gas buses got a great welcome of the operations enterprises naturally.