1. Use the original charger to connect to the home power supply for charging;
2. Shut down and remove the battery. Wipe the contact point between the battery and the phone with a cotton swab.
3, replace the power socket, charger, data cable charging attempt;
4, conditions allow to replace the battery or use universal charging attempt;
5. If the phone can be turned on, it is recommended to back up important data of the phone and restore the phone to factory Settings (setting -- system \"more\" -- restore factory Settings, do not check \"completely clear\");
If the problem still exists, please bring the purchase invoice, warranty card and mobile phone to OPPO customer service center for testing, and professional engineers will solve it.