Digital and Electronic Device Design Lenovo Y70 laptop by Johnson Li Lenovo Y70 gaming laptop inspired by sport car, cold wind ventilating from bottom and radiating from back end and hiding hinge, which step to the next level of gaming performance and innovative design. The shell of Y70 is sturdy aluminum alloy with signal interleaved bidirectional drawing by hand-made. Internal soft paintings bring more comfortable using experience in long time without finger prints left. It’s easier to open than traditional way with larger design on outer shell.