BYD Co. has launched two more electric bus models, the C6 and the C8, giving it a total of four electric bus models in its lineup.
The C6 and the C8 were unveiled at an event last month in the south China city of Guangzhou, according to a report by CVNews, a commercial vehicle website based in Beijing.
The C6 bus has 22 seats and can go up to 240 km (130 miles) on a single charge, while the C8 bus has 45 seats and can go up to 170 km (105 miles) on a single charge.
Both electrified buses are powered by BYD's iron phosphate batteries.
No further details are provided about the two new vehicles on BYD's website.
The K9, BYD's first electric bus, has 32 seats and a range of 250 km. It can go at a maximum speed of 70 km per hour (44 miles per hour).
The K9 is assembled in seven plants in different parts of China, as well as in California.
BYD launched a second electric bus this year, the C9, with a 49-seat capacity. It can go up to 250 km on a single change, and it can travel as fast as 100 km per hour.
Both the C9 and the K9 are powered by the same BYD iron phosphate batteries that power the C6 and C8.
The company also produces the E6 sedan, which is used in the taxi fleet in Shenzhen, the city where BYD headquarters are found.
BYD is also the largest manufacturer of plug-in hybrid vehicles in China, marketing three plug-in hybrids: the Qin compact car and the Tang and Song, two SUVs.
BYD is listed on the stock exchanges of Shenzhen and Hong Kong.