Email format error
Email cannot be empty
Email already exists
6-20 characters(letters plus numbers only)
The password is inconsistent
Email format error
Email cannot be empty
Email does not exist
6-20 characters(letters plus numbers only)
The password is inconsistent
Wheels are an important part of a car. According to the material, they can be divided into steel material, aluminum alloy and composite material wheel hub. The composite material mainly refers to carbon fiber. The wheel hub of this material has high cost, is not easy to promote, has complex manufacturing process and high technical difficulty, and is not suitable for use in household cars. For the material, it can be divided into steel material, aluminum alloy and composite material wheel hub. The composite material mainly refers to carbon fiber. The wheel hub of this material has high cost, is not easy to promote, has complex manufacturing process and high technical difficulty, and is not suitable for use in household cars.