How do APLONG test different kinds of their products？

This is a video about phone parts tested in APLONG, covering the following topics:

* Phone screen test: testing screen touch function, checking for dust, and verifying color uniformity.
* Phone battery test: inspecting battery appearance, checking battery data with instruments, setting up battery data, performing capacity grading, and running a 14-day test program.
* Phone camera test: testing autofocus function, portrait mode function, checking for watermarks on the camera, testing zoom autofocus function, and checking for damage to the blue light filter.
* Back cover test: inspecting back cover appearance and components.
* Charging flex cable test: testing charging function, microphone, and speaker functions.
* Back cover housing test: inspecting back cover housing appearance and components, testing power-on flex function, mute key function, volume key function, charging function, wireless charging function, and microphone function.