Sen Long acting Formaldehyde Purification Red Board is the world's first active manganese formaldehyde purification gypsum board jointly developed by Jason and a team of new materials research experts from Zhejiang University of Technology. It is refined using high-purity desulfurization gypsum, combined with nanoscale active manganese catalytic materials, using internationally advanced production processes. Paired with the excellent respiratory performance of paper gypsum board, it achieves long-lasting formaldehyde and high-efficiency odor purification effects, safeguarding the health of you and your family.