Huawei mate20 does not support in-car wireless charging. At present, car wireless charging is divided into two ways: front and rear. In popular terms, the front installation means that the car has a wireless charging device before leaving the factory, which is generally located in the central storage box and armrest box, and the mobile phone can be charged on the charging device. The rear installation is to install an additional vehicle bracket and other devices on the car to achieve wireless charging, the installation position is not fixed, can be installed in the air conditioning vent, the car center console and other positions, or with the help of suction cups adsorbed on the windshield.