Abstract: A foldable electronic device includes a frame cover, a foldable cover foldably mounted on the frame cover, and a cover stopper structure. The cover stopper structure includes a stopper fixed to the frame cover and made of a metal material. The cover stopper structure further includes a rotatable member fixed to the foldable cover, made of Polyoxymethylene, rotatably along the stopper and can be stopped by the stopper.

Abstract: A button module includes a body, a switch fixed to the body, a light member electrically connected to the switch, a button located opposite to the light member and an elastic member. The elastic member comprising a pressing portion, a fixing end extended from one end of the pressing portion and a fastening end extending from the opposite end of the pressing portion. The pressing portion is contacted with the switch, the fixing end is fixed to the body, the fastening end is fastened to the button, the light member lights the button when pressing the button to drive the pressing portion to trigger the switch.

Abstract: A front cover includes a housing and a display window module. The housing defines an opening. The display window module includes a support plate and a liquid crystal display assembly. The support plate is integrally formed in the opening of the housing, and the liquid crystal display assembly is attached to the support plate.

Abstract: A shell assembly includes a first shell having a plurality of elastic sheets mounted, and a second shell defining a plurality of securing grooves. The elastic sheets are capable of deforming and latching in the securing grooves, detachably latching the first shell and the second shell. An assembly method for assembling the shell assembly is also disclosed.

Abstract: A button module includes a body, a switch fixed to the body, a light member electrically connected to the switch, a button located opposite to the light member and an elastic member. The elastic member comprising a pressing portion, a fixing end extended from one end of the pressing portion and a fastening end extending from the opposite end of the pressing portion. The pressing portion is contacted with the switch, the fixing end is fixed to the body, the fastening end is fastened to the button, the light member lights the button when pressing the button to drive the pressing portion to trigger the switch.

Abstract: A shell assembly includes a first shell having a plurality of elastic sheets mounted, and a second shell defining a plurality of securing grooves. The elastic sheets are capable of deforming and latching in the securing grooves, detachably latching the first shell and the second shell. An assembly method for assembling the shell assembly is also disclosed.

Abstract: A foldable electronic device includes a frame cover, a foldable cover foldably mounted on the frame cover, and a cover stopper structure. The cover stopper structure includes a stopper fixed to the frame cover and made of a metal material. The cover stopper structure further includes a rotatable member fixed to the foldable cover, made of Polyoxymethylene, rotatably along the stopper and can be stopped by the stopper.

Abstract: A front cover includes a housing and a display window module. The housing defines an opening. The display window module includes a support plate and a liquid crystal display assembly. The support plate is integrally formed in the opening of the housing, and the liquid crystal display assembly is attached to the support plate.