The invention provides an organic waste dry-type anaerobic fermentation device and a technology, relating to an organic waste treatment device, and simultaneously relating to the technology for treating organic waste by utilizing the device. The invention is a plug flow horizontal type fermentation device which is constituted by a feed inlet, a discharge hole and a stirring device which penetrates through the whole tank body longitudinally; the stirring device is connected with a plurality of stirring arms; the stirring device is electrically connected with the control device; the material inlet of the horizontal fermentation device is provided with a forced feeding device which is electrically connected with the control device; the horizontal fermentation device is provided with a heat exchange device; the temperature measuring device is arranged in the horizontal fermentation device and is electrically connected with the control device; the control device is electrically connected with a control valve and a circulating pump; a biogas fluid reflux spraying device and a temperature control and heat preservation device are arranged on the outer wall of the horizontal fermentation device; and the pH value and oxidation-reduction potential and the moisture monitoring device are arranged in the horizontal fermentation device through a probe. The technology and device in the invention is scientific, reasonable and practical.