The first electric tricycle in the world was born in 1881. Its inventor was Gustav Truff, a French engineer. It was a tricycle powered by a lead-acid battery. In 1873, the electric vehicle, which was invented by Robert Davidson, an Englishman, powered by a primary battery, was not included in the scope of international confirmation. Later, lead-acid, nickel cadmium, nickel hydrogen batteries, lithium-ion batteries, and fuel cells emerged as electric vehicles
The dayang factory occupies an area of 78,775 square meters, with a total construction area of 75,866 square meters, and currently employs 300 people, including 60 engineering and technical personnel; the industry’s leading modern industrial base. It costs hundreds of millions of yuan to build intelligent and flexible products production line.
The production equipment is complete, and the inspection equipment meets the production requirements, including 3 frame welding lines, 8 carriage welding lines, and 2 cab welding lines; 3 vehicle assembly lines, 2 vehicle inspection lines, and automobile paint lines 2 pieces.
According to the Technical Conditions for Motor Vehicle Operation Safety [2], the cab of a three wheeled motorcycle is approved to have one passenger. The number of passengers in the tricycle compartment shall be checked according to 3.4.3.1 and 3.4.3.2, and no seats shall be set up [3].
For a two wheeled ordinary motorcycle and a three wheeled motorcycle with two wheels in front and one wheel in the back, except for the driver, one more person is authorized to take a fixed seat.
One approved passenger in the cab of a regular tricycle; When the compartment has a fixed seat longitudinally arranged (in the same direction as the forward direction of the motor vehicle) (the cushion depth of the fixed seat is not less than 400 mm and the distance between the fixed seat and the driver's seat is not less than 650 mm), one person shall be checked for every 400 mm of the cushion width, but the maximum number shall be two; If the above conditions are not met, the number of passengers in the compartment will not be checked
