If you bring flammable wet wipes or towels with an alcohol content of 75%, do not put them on the plane under normal circumstances. Most hand sanitizers on the market contain high concentrations of alcohol for disinfection, usually between 50% and 80%. Therefore, if the alcohol concentration is lower than 70%, you cannot carry it with you. You can check whether the hand's instant hand sanitizing wipes are in the retail package and whether each pack of wet wipes exceeds 30% alcohol content, otherwise, you need to check-in.

For other goods purchased through the Internet, it is recommended to use smart express inboxes as far as possible, it is best to wear disposable gloves to pick up the packaging to avoid direct contact with the outer packaging; after receiving the express delivery, you can throw the outer packing bag into the dustbin, but the inner packaging in a ventilated place, and then enter the room and wipes 75% medical alcohol cleaning wipes or 500 mg/disinfectant.