Backlight module and display apparatus

A display apparatus including a display panel and a backlight module, in which the display panel is disposed relative to the backlight module, and the backlight module comprising:

• a reflection sheet including a first body and a second body formed integrally, the second body being disposed on a side of the first body, and the first body and the second body defining and embracing an upwardly-opened cavity;
• a light guide plate disposed on the first body of the reflection sheet;
• an optical film set disposed on the light guide plate;
• a plastic frame inside of which the reflection sheet, the light guide plate, and the optical film set are all disposed;
• and
• a connecting member configured to fixedly bond the second body to an inner side surface of the plastic frame,
• wherein the reflection sheet further comprises a third body formed by extending the second body toward a topmost surface of the plastic frame and the third body is fixedly bonded to the topmost surface of the plastic frame by the connecting member.