Can I complain about the hotel price increase during the postgraduate entrance examination?

Of course. For the hotel price increase during the postgraduate entrance examination, from the perspective of market economy, merchants can adjust the price appropriately according to the change of market supply and demand, but the price increase should be within a reasonable range, rather than asking exorbitant prices. You can call the hotline 12358 or 123 15 to complain about rights protection.