The GPO-3 laminated wood insulation material is soaks by the non-alkali glass fiber felt board by not the saturated polyester resinsticks, and the increase corresponding chemical additive the rigidityplate-type insulation material which becomes after thethermo-compression. The GPO-3 laminated wood insulation material, incountry and so on the Europe, America widely uses in the low pressureelectric appliance essential insulation material. GPO-3 laminated wood, right and wrong halogen, non- heavy metalenvironmental protection insulation material.