Feature: 1.Fireproof class A,moistureproof,dustrpoof,corrosion prevention 2.Adjustable height for pedestal ( applied patent ) , assembly agility, large wire, good exchangeability 3.Outlet mating trunking at will. Elegant appearance for paving wildly brand top tiles 4.Solve traditional troubles of wire aged,short circuit etc caused by cement,brick,wood floor embedded the wires in advanced. 5.High recycled, convenient removing, saving cost, long performance life Structure: 1.panel-Cementitious infill steel welded steel sheel, coner lock hole in four corner ,top tiles could be carpet ,PVC tiles or other tiles as you like 2.pedestal-die casting cross aluminium top,cross rubber gasket on top ,steel structure as base ,height could be 50mm ---1000mm 3.sharp top strews lock the panel coner and pedestal