Shen Zhen Long-Key Techonlogy Co .,Ltd. is located in Shenzhen,China which is a metal keyboard leader .We are specialized in metal keyboard with trackball,metal keyboard with touchpad,EPP,metal numeric keyboard,mechanical trackball,metal touchpad mouse,metal function key design,manufacture ,sales and after-service.Our company has build up a good reputation in the industy cycle for its new design idea,high-quality products and perfect service .We won the user's believe and praise.