CHONGQING OLI DIAMOND HARDWARE BUILDING MATERIALS DIVISION
In terms of production manufacturing, our company isequipped with five advanced production lines, focusing on the research and development as well as production of building materialssuch as XPS extruded board, XPS tile backer board, and rock wool sandwich panels. These products are not only widely used in bothdomestic and international markets but also have won numerous positive feedbacks from customers due to their outstandingperformance.
