龍運巴士
A further batch of seven buses with Euro IV engines had been ordered for delivery in 2009. The first six buses entered service in mid-late 2009. The last one, which was fitted with coach seats, entered service in October 2009. These were followed by further five buses, with the first four being registered in December 2009; the last one, which was fitted with coach seats, entered service in April 2010. In 2010, Long Win Bus received 20 more Enviro500 buses with Euro IV engines.