You should get a new LCD screen and digitizer when your XOLO Q520s screen old, damaged. The original screen replacement LCD may be the part you are looking for.
Screen Size: 4.0 inches
Color: Black, White
Compatibility: XOLO Q520s
Phonelcdwholesale.com is the best place to buy for XOLO Q520s screen replacement and digitizer. Each item was double tested before shipping and quality guaranteed.