Qingmi Keji is a company which is based in the electric circuit information industry, with integrated circuits, intelligent control, signal transmission, and control as the development direction and is committed to the design, development, and prosuction of home products. The interface supports market-leading brand electronic products and is compatible with a dedicated IC. Electronic equipment can be properly protected and potential safety risks can be avoided using overcurrent, overvoltage, short circuit, and protection features.