DuoLun Technology Corporation Ltd. develops motor vehicle driver intelligent training, testing, and application systems in China. The company provides smart vehicle administration, smart city, and smart vehicle inspection services. It also offers commercial and industrial liquid-cooled energy storage cabinet, home energy storage systems, and mobile integrated storage and charging unit; intelligent charging management platform and charging equipment; embodied and coffee robots. The company was formerly known as Nanjing DuoLun Technology Corporation Ltd. and changed its name to DuoLun Technology Corporation Ltd. in October 2017. DuoLun Technology Corporation Ltd. was founded in 1995 and is based in Nanjing, China.