... converter, brand RiBo, which is from shanghai RiBo. Electric parts adopt Yatai. Air blower structure is maze model, even wind, heating ring ... to receive the volume, up and down with cylinder, with air shaft, with adjustable speed motor to change speed, use ... film has good barrier ability, moisture, damp proof, rain-proof, parsnip, frost protection, isolate oxygen, oil-proof, etc. so it is widely used ...