Chumay radiation-proof decorated board is made from several oxides, sulphates, cement, and multi rare-earth elements as well as plant fiber according to an exclusive formula with programming devices and pulp slurry processing techniques. Its radiation shielding performance is superb due to the treatment of high temperature pressure and protection and to other special techniques. The product offers shielding function and separating function as one, being stable, decorative, nontoxic, environmental-friendly, antioxidative, and resistant to fire, moisture and impact.

■ Applications
R&D institutes: R&D institute of nuclear physics and particle physics, R&D institute of agricultural radiation breeding, etc.

Medical units: radiodiagnosis and treatment spaces such as CT scan room, PET scan room, BMD scan room, radiotherapy room for tumor, angiography & interventional treatment room, nuclide fluoroscopy room, DR X-Rays room, Mammography X-Rays room, Cobalt-60 treatment room, γknife treatment room, medical electron accelcrator room, dental X-Rays room.

Civil engineering: nuclear power plant and surrounding buildings, transformer substation, civil air-defense construction, industrial radiation detection and protection,manufacturer of radioactive luminescent paint, etc.