Young Innovators released a video demo of the master guide system for the Yi M1 that mirrorlessons mentioned. The video gives you a slightly better look at how the system helps beginners compose photographs. Young Innovators also released a marketing video using their action cameras, which is included after the break.
YI M1 Mirrorless Digital Camera with 12-40mm F3.5-5.6 Lens Storm Black
YI M1 Mirrorless Digital Camera with 42.5mm F1.8 Lens Storm Black
YI M1 Mirrorless Digital Camera with 12-40mm F3.5-5.6 Lens / 42.5mm F1.8 Lens Storm Black