Non- metallic building materials, namely, porcelain slabs; non-metal cladding for construction and building, namely, Panels, paving slabs, floor tiles, tiles, slabs, planks and porcelain slabs for facades, buildings, roofs, walls and floors; Non-metallic cladding materials for construction and building; Prefabricated plates of ceramics and porcelain for the cladding of all kinds of constructions; Paving blocks made of non-metallic materials; Paving and surfacing of ceramic, sandstone, porcela...