Different kinds of USB cable Inspection:
MFI Lightning cable
Type-C cable
Micro USB cable

USB cable inspection
Some common factors for USB cable quality control:
Quantity check 
Smell test
Function test
3M tape test for Logo
Barcode scanning
Internal check
Working current/Voltage check
Connection test with iphone/android/macbook/computer
Carton dropping test

USB cable quality control:MFI lightning cable ; Type-C cable; Micro USB cable


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