A rotary compressor comprising: a shell forming an internal space; a driving motor disposed in the internal space of the shell; a rotary shaft connected to the driving motor; a lower cylinder having a lower chamber for compressing a refrigerant and a lower roller disposed inside the lower chamber; an upper cylinder disposed above the lower cylinder and having an upper chamber for compressing a refrigerant and an upper roller disposed inside the upper chamber; a muffler disposed above the upper cylinder and receiving a refrigerant compressed in the upper chamber; and an intermediate plate (50, 70, 80) disposed between the upper cylinder and the lower cylinder and having a rotary shaft hole (515, 525, 715, 725, 815, 825) through which the rotary shaft is disposed, wherein the intermediate plate (50, 70, 80) includes an opening (501, 502, 503, 701, 702, 703, 801, 802, 803) formed around the rotary shaft hole (515, 525, 715, 725, 815, 825) and guiding a refrigerant compressed in the lower chamber to the muffler, wherein the intermediate plate (50, 70, 80) includes: a first intermediate plate (51, 72, 82) covering a bottom of the upper chamber; a second intermediate plate (52, 71, 81) covering a top of the lower chamber and being in contact with the first intermediate plate (51, 72, 82); a first opening (501, 701, 801) receiving a refrigerant compressed in the lower chamber and discharged from a lower exhaust port; the rotary compressor characterised by a second opening (503, 703, 803) spaced apart from the first opening (501, 701, 801); a connecting opening (502, 702, 802) connecting the first opening (501, 701, 801) and the second opening (503, 703, 803) to each other; and a third opening (504, 704, 804) connected to the second opening (503, 703, 803) to discharge a refrigerant passing through the second opening (503, 703, 803), wherein the third opening (504, 704, 804) is formed at the first intermediate plate (51, 72, 82), and at least portions of the first, second, and connection openings (501, 502, 503, 701, 702, 703, 801, 802, 803) are formed at the second intermediate plate (52, 71, 81), wherein the third opening (504, 704, 804) is provided in plurality, wherein the second opening (503, 703, 803) is provided in the number corresponding to the third opening (504, 704, 804) under the third opening (504, 704, 804). a shell forming an internal space; a driving motor disposed in the internal space of the shell; a rotary shaft connected to the driving motor; a lower cylinder having a lower chamber for compressing a refrigerant and a lower roller disposed inside the lower chamber; an upper cylinder disposed above the lower cylinder and having an upper chamber for compressing a refrigerant and an upper roller disposed inside the upper chamber; a muffler disposed above the upper cylinder and receiving a refrigerant compressed in the upper chamber; and an intermediate plate (50, 70, 80) disposed between the upper cylinder and the lower cylinder and having a rotary shaft hole (515, 525, 715, 725, 815, 825) through which the rotary shaft is disposed, wherein the intermediate plate (50, 70, 80) includes an opening (501, 502, 503, 701, 702, 703, 801, 802, 803) formed around the rotary shaft hole (515, 525, 715, 725, 815, 825) and guiding a refrigerant compressed in the lower chamber to the muffler, wherein the intermediate plate (50, 70, 80) includes: a first intermediate plate (51, 72, 82) covering a bottom of the upper chamber; a second intermediate plate (52, 71, 81) covering a top of the lower chamber and being in contact with the first intermediate plate (51, 72, 82); a first opening (501, 701, 801) receiving a refrigerant compressed in the lower chamber and discharged from a lower exhaust port; the rotary compressor characterised by a second opening (503, 703, 803) spaced apart from the first opening (501, 701, 801); a connecting opening (502, 702, 802) connecting the first opening (501, 701, 801) and the second opening (503, 703, 803) to each other; and a third opening (504, 704, 804) connected to the second opening (503, 703, 803) to discharge a refrigerant passing through the second opening (503, 703, 803), a first intermediate plate (51, 72, 82) covering a bottom of the upper chamber; a second intermediate plate (52, 71, 81) covering a top of the lower chamber and being in contact with the first intermediate plate (51, 72, 82); a first opening (501, 701, 801) receiving a refrigerant compressed in the lower chamber and discharged from a lower exhaust port; the rotary compressor characterised by a second opening (503, 703, 803) spaced apart from the first opening (501, 701, 801); a connecting opening (502, 702, 802) connecting the first opening (501, 701, 801) and the second opening (503, 703, 803) to each other; and a third opening (504, 704, 804) connected to the second opening (503, 703, 803) to discharge a refrigerant passing through the second opening (503, 703, 803), wherein the third opening (504, 704, 804) is formed at the first intermediate plate (51, 72, 82), and at least portions of the first, second, and connection openings (501, 502, 503, 701, 702, 703, 801, 802, 803) are formed at the second intermediate plate (52, 71, 81), wherein the third opening (504, 704, 804) is provided in plurality, wherein the second opening (503, 703, 803) is provided in the number corresponding to the third opening (504, 704, 804) under the third opening (504, 704, 804).