1. Stainless steel fan blade making it no distortion, aesthetic appearance and excellent durability
2. Belt pulley is made of high strength aluminum-magnesium alloy by die-casting .It helps to reduce the weight of blade impeller
3. Fan bearing is imported double-row bearing with special water proof design, High strength, lower noise, maintenance free and long service life.
3. High intensity six blades, impeller is produced aluminum magnesium alloy, light high-intensity, good reliance
4. High precise microcomputer aided manufactured system: reasonable leaf angle, high-strength, big air-flow, no distortion, no breaking, no noise
5. Hot-dip galvanized blade support and safe net ensure never rust