Is it the responsibility of the property management company to park the vehicle on the stairs and drop it?

The property management company is responsible. First of all, you stopped at the designated place according to the requirements of property management and paid the parking fee. (Keep parking evidence) Generally, the property management will think that only the fees generated by vehicles occupying the site will be charged. As an excuse. However, there have been similar cases of property management compensation in China. You can refer to your own situation and safeguard your own interests.