How to listen to the sound of the engine and how to choose a good car for a newly bought motorcycle, please ask an expert for advice.

First of all, choose a good brand, which is the most reliable guarantee of quality. In fact, there are only so many businesses with good local reputation and service. Brand cars are generally new and there is nothing wrong with them. The whole vehicle has been tested before leaving the factory, which can basically ensure the qualified rate of unpacking, and there is no obvious abnormality in listening to the sound.