LG has conducted a survey and reported that more than 90% of people will be anxious because their mobile phones are not inductive, 41% of people will miss important calls when their mobile phones are low, and 17% of men are prone to not having mobile phones. Loss of appointment due to electricity-this phenomenon is called ``low battery anxiety disorder''. How can I charge my mobile phone faster?

1. Silk screen printing 2. Hot stamping 3. Oxidation 4. Pad printing 5. Laser