BYD electric bus
 The BYD electric bus or BYD ebus called K9 in China is an all-electric bus model manufactured by BYD powered with its self-developed Iron-phosphate battery allegedly featuring the longest drive range of 250 km (155 miles) on one single charge under urban road conditions. BYD electric bus rolled off line on September 30 2010 in Changsha city of Hunan province. This pure electric bus is another renewable energy vehicle by BYD following its models like F3DM F6DM and e6.