Mining machinery and equipment auger screw conveyor, cement machinery and transport auger, building mechanical screw conveyor augers, combines auger, threshing mechanical auger, feed conveyor auger, fireplace and all kinds of heating appliances conveying micro stirLong, boiler dumping slag conveyor auger planter spiral drill, digging machines auger drilling machine screw rod, snowplow, helical blade, spiral blade snow blowers, snow blowers spiral blades.