Packaging Film, Battery Module, and Mobile Terminal

A mobile terminal, comprising:

• a housing;
• a battery compartment disposed in the housing;
• and
• a battery fastened in the battery compartment, wherein the battery is packaged with a packaging film, and wherein the packaging film comprises:
• a packaging portion;
• a pulling portion, wherein the pulling portion and the packaging portion are demarcated by a tear line, wherein the pulling portion is configured to pull and separate from the packaging portion by disconnecting the tear line;
• a packaging face configured to face the battery and comprising:
• a first part located in the packaging portion, wherein a first area packaging a side wall of the battery is a first glue-free area, and wherein a second area other than the first glue-free area comprises a first adhesive;
• and
• a second part located in the pulling portion comprising a third adhesive;
• and
• an adhesive face configured to face the battery compartment and comprising:
• a third part located in the packaging portion comprising a second adhesive, wherein a first adhesive force of the first adhesive is less than a second adhesive force of the second adhesive;
• and
• a fourth part located in the pulling portion is a second glue-free area.