Quality Control
How We Test for Each Parts?
Each Parts Test | Qualified Standard |
Whole Parts Visual Inspections |
1. No scratches or damages. 2. No missing parts, such as: screws, adhesives. |
LCD Display Functional Tests |
1. No scratches, no white/yellow/dark spots or lines on LCD screen; 2. Without dead spots. |
Touch Screen Functional Tests |
Diagonally draw straight lines on the screen,the lines appear without any malposition, breakage or bend. |
Battery Functional Tests |
1. Voltage Standard: 3.7V. 2. Normal Charging Standard: The multimeter will indicate the electricity value. 3. Normal Discharge: Power on normally after assembly. |
Small Parts Functional Tests |
1. Module Test Standard : Function as normal. 2. Multimeter Test Standard: Loud speaker ohmic resistance reaches 6~10 ohmic; ear speaker ohmic resistance reaches 27~32 ohmic; vibrating motor vibrates or rotates after being supplied with 1.5~4.2V DC electricity. |
Assembly Tests |
1. Work normally on OEM Test Modules. 2. No cosmetic or functional no compatibility on OEM Test Modules. |
What is more, each parts will be test at least twice one by one before shipping to guarantee the products quality.