Group 1 - This year's National Day holiday features a rich lineup of 13 films scheduled for release, encouraging audiences to plan their cinema visits in advance [1] - To ensure a pleasant viewing experience, audiences are advised against hitting the movie screen, as such actions can lead to equipment damage and potential compensation claims from cinemas [2][4] - Many cinemas have begun to display warnings such as "Please do not hit the screen" and indicate the value of the screens, with some screens priced at 780,000 yuan, emphasizing the need for compensation in case of damage [4] Group 2 - The construction of movie screens has evolved from simple white walls and cloth to modern materials that enhance light reflection and image clarity, including metal-coated screens [6][7] - Metal screens provide greater light intensity and improve the viewing experience compared to traditional white screens, which have poor light utilization due to their reflective properties [7][9] - The materials used in screens are often soft and flexible, making them susceptible to damage from intentional impacts, which can lead to significant economic losses for cinemas [9][13] Group 3 - The delicate metal coating on screens can be damaged by oils and sweat from human contact, leading to a decrease in image quality and clarity [13][14] - Damage to screens is often irreversible, requiring complete replacement rather than simple repairs, which can be costly due to the precision involved in their manufacturing and installation [14][16] - The costs associated with screen damage extend beyond the screen's replacement value, potentially including lost revenue from show cancellations and negative impacts on cinema reputation [19]