Tianjin Beichen District Ji Yi Building Materials Factory, located in An Guang Village, Shuangkou Town at the intersection of Tianjin's Western Outer Ring Road and Jinbao Expressway. Our factory is an integrated enterprise engaged in the research and development, production, sales, and construction of fireproof and explosion-proof building materials and components. We have developed and produced a variety of series, including magnesium sulfate fire-resistant boards, magnesium oxide fire-resistant boards, calcium silicate fire-resistant boards, and matching metal products. Through the combination of components, we have created fireproof and explosion-proof safety structures, including those with fire resistance limits exceeding...4Hourly Lightweight Fireproof Partition Walls, Fireproof Ceilings, Fireproof Coating for Steel Structures, Fireproof Coating for Ductwork, Fireproof Doors and Windows, etc. Systems.