Head-mounted display device and operating and controlling method therefor

A head-mounted display device, comprising a body (10), a processor (30) and a display module (20) arranged inside the body (10). The body (10) comprises an inner side (11) and an outer side (12) corresponding to the inner side (11), and the inner side (11) comprises a viewing window (111) providing a light source for the display module (20). The head-mounted display device further comprises a first touch control area (40) and a second touch control area (50). The first touch control area (40) is arranged on the outer side (12) and corresponds to the viewing window (111). The processor (30) is used for executing a corresponding interface control instruction according to a touch signal generated by the first touch control area (40) and is also used for executing a touch control instruction corresponding to a current touch control action on the second touch control area (50), according to a touch control action corresponding to a touch control signal generated by the second touch control area (50) and a predefined correlation between the touch control action on the second touch control area (50) and the control instruction. The device can improve the operating and controlling performance and convenience, thereby enhancing the user experience.