LG has been sharing videos and information about the upcoming flagship G4 legitimately. Today, LG has shared two teaser videos basically showing how the key components were tested and then included in the phone. The first video is of the Quantum IPS display testing to achieve more natural and accurate colors. In the second video, the f/1.8 camera module with five element lens shows its brilliance. And there are confirmed reports that the LG G4 will be announced on April 29.