9. Nanjing retardant anti-static hollow plate hollow plate hollow board is the use of environmentally friendly PP synthetic raw materials, plastic sheet extrusion and compression molding made with odorless, moisture, corrosion resistance, light weight, look gorgeous, color rich and pure, and has a bending, anti-aging, tensile, compressive and tear strength properties, thickness can be produced according to user needs for 2-8mm, width ≤2000mm, the length of any given ordinary hollow sheet, anti-static hollow plate conductive sheet and hollow hollow sheet flame