Service Center

Electric Vehicle Faults Caused by the Controller

Analysis of common controller failures on electric vehicles: damaged power devices, broken internal supply, intermittent operation and worn connection lines, and how they harm the battery.

What Else Affects Electric Vehicle Range Besides the Battery?

Why an electric vehicle may run a short distance even with a good battery: resistance in wiring and connectors, cold-weather capacity loss, motor and mechanical drag, plus battery care reminders.

Why Do Electric Vehicle Batteries Swell: Cause Analysis

Six common causes of electric vehicle battery swelling: cadmium-free formulas, stuck safety valves, excessive charging current, series overcharging, charger overcharging and poor design.

What Causes Electric Vehicles to Catch Fire Spontaneously?

Five causes of spontaneous fires on electric vehicles: excessive charging, improper charging operation, short circuits from carrying the charger, human modifications and substandard batteries.

How to Check Xupai Battery Authenticity

How to check Xupai battery authenticity: open the package and scan the QR code on the product with WeChat. A genuine product shows its product code and an authenticity confirmation message online.