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What's the name of the tape that sticks to the motherboard and cable of computer and mobile phone?
Insulating tape, also known as protective tape.

Main functions:

1, fixed function, to prevent the cable from falling off or moving, resulting in computer or mobile phone failure.

2, insulation, to prevent PCB external metal contact PIN, resulting in component damage (poor function).

3, dustproof, prevent dust from entering the IC circuit to work abnormally.