Yunfu(GD) Hengbao Factory is specialize in the environmental protection type ventilation facilities and air filtration purification equipment , It is enterprises producing the air blower with earliest history in this area.

• 广东省云浮市恒宝通风设备有限公司（原云城风机厂）专业生产环保型通风设备和空气过滤净化设备，是本地区生产风机历史最早的企业。