If you do park your car at the parking place designated by the hotel and spend money at the hotel, you can form a contractual relationship, and of course you can park for free. As for the theft or damage of vehicles, it can be solved according to the provisions of contract law or tort liability law.

(Tort Liability Law) Article 37 If managers of hotels, shopping malls, banks, stations, entertainment places and other public places or organizers of mass activities fail to fulfill their security obligations and cause damage to others, they shall bear tort liability.

If the behavior of a third party causes damage to others, the third party shall bear the tort liability; If the manager or organizer fails to fulfill the obligation of safety guarantee, it shall bear corresponding supplementary responsibilities.