The number of electric vehicles in Hong Kong has increased from approximately 180 in 2010,18906 vehicles increased by over 100 times until the end of 2020.Among them, over 18100 are electric private cars, accounting for Hong KongAbout 2.7% of existing private cars. Electric private cars occupy a premium every yearThe proportion of registered private cars in Hong Kong has increased from 20100.1% rapidly increased to 12.4% by 2020, with Volkswagen increasingLaiyue accepts electric vehicles.Compared to the rapidly growing number of electric vehicles, charging stations chargeThe number of piles is particularly scarce. Currently, electricity in Hong KongThe ratio of electric vehicle charging port to electric vehicle, i.e. the pile to vehicle ratio, is less than20%, with an average of 5 or more electric vehicles sharing oneCharging port. Construction of charging infrastructure, especially for public useThe construction of charging facilities is particularly important.