The first generation products were gypsum boards and mineral wool boards; the second generation was PVC; the third generation products were metal ceilings.
Classification of aluminum ceilings: aluminum veneer ceilings, aluminum honeycomb ceilings, standard square ceilings, hanging ceilings, C-bar ceilings, U-bar buckles combination ceilings, D-bar ceilings, aluminum ceilings, round tubes Bar-type ceilings, square pipe ceilings, punching ceilings, etc.
Now gypsum board, mineral wool board is also constantly improving, there are waterproof gypsum board and sound-absorbing mineral wool board. However, they have a single plate type and are not easily scrubbed. They are used for installation of a lighter keel and are used in engineering. PVC products have poor oxidation resistance, are not moisture-proof, fire-proof, easily deformed, discolored, and are often used in old-fashioned ordinary products.
Home decoration. With the improvement of the quality of the decoration of the people, now the home decoration has basically been using aluminum buckle board to do the ceiling.