Electric bicycles are not suitable for rough or steep roads. If encountering such a road, you should drive slowly or get off the car to push it. Driving on this type of road surface will result in poor working environment for motors, controllers, batteries, etc., which will reduce their service life and make them prone to damage.

Low carbon and low consumption means of transportation have become the darling of people around the world in the new era. Moving with the times, electric vehicles have developed rapidly and quickly became popular worldwide. In order to facilitate the management of different regions and countries with different management and import standards for electric vehicles, it is important for China, as the region with the most advanced technology and the largest export volume, to comprehensively understand the standards set by each region for electric vehicles. Here, the author has compiled some electric vehicle standards for manufacturers in certain regions such as the United States and Japan.