NIO Inc is a holding company mainly engaged in the design, development, manufacturing and sales of smart electric vehicles. The Company offers premium smart electric vehicles under the NIO brand, family-oriented smart electric vehicles through the ONVO brand, and small smart high-end electric cars with the FIREFLY brand. The Company focuses on building in-house capabilities including battery swapping, assisted and intelligent driving, digital technologies, electric powertrain and battery, vehicle engineering and design, among others, to control the design and development of the vehicle software and hardware architecture and the critical components.