1. It may be that the charging bank data cable or power adapter is damaged, resulting in failure to charge, replace the data cable or power adapter and charge again;
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2. The charging interface or power switch of the charging bank may be faulty, and the parts need to be repaired and replaced;
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3, may be the charging treasure battery aging, need to repair and replace the battery (if the charging treasure has been insured, it is recommended to directly replace the new charging treasure)
You first confirm that the mobile phone, charging bank is not out of power, is not completely out of power, especially the mobile phone in a cold environment without power is easy to enter a hibernation state, at this time with a charging bank or computer terminal charging is more difficult to wake up, this time it is recommended to use direct charging.