At present, the company has 2 million to 50 million m2/year gypsum board production line; 30,000 to 500,000 tons/year desulfurization gypsum, phosphogypsum, natural gypsum powder production line and other gypsum equipment and technology development and services; 3 million to 10 million 10,000 ?/year mineral wool board production line; 3-10 million ?/year calcium silicate board production line, etc.