consulting services in the fields of producing, manufacturing, treating, repairing, installing, and assembling cementitious construction materials; providing technical information in the fields of producing, manufacturing, treating, repairing, installing, and assembling building materials; treatment of materials in the field of building materials, namely, bricks, pavers, paving tiles, flooring tiles, non-metal wall tiles, roofing tiles, veneers not of metal, concrete veneers, concrete panels,...

electro-optical films and substrates for use in forming light-handling devices; optical films for use in lighting and LED light source applications; optical films for use in the control and management of light sources; optical films for reflecting light; optical film for liquid crystal display backlight; diffusion film for liquid crystal display backlight; reflective film for liquid crystal display backlight; optical films for use in light emitting diode (LED) display applications