Brand Identity Definition:scalable,high-performance for mid-range computer environments. Series image- constant,stable and safety by color and texture.Black-high safety & reliability,red color-life line (like blood),notifies its important role.Front metal net-strong & fashion with well thermal-releasing. User-centered Design:different colors to define layout & connection of usability:black-stability,innovative blue-easy of use, orange-hot swap,light green-fan-duct. Non-tool knock-down, easy operation and usability. Safety design:Three kinds of locks guarantee safety, only when the front two locks open, the side lock to the box will open.