In this study, the author has purposed parboiling that a decrease of rice broken percentage and at the beginning Selected paddy of variety of rice Tarom and soaked at three different temperatures 45, 65 and 80ºC orderly for 5, 4 and 1.5 h to moisture of 40%, respectively and then in steaming stage to operate these action two steaming methods are selected steaming under pressure condition and steaming in atmosphere pressure and In the first method after exerting air, the steam pressure is increase to 1 Kg/Cm2 which is done in two different duration times of 2.5 and 5 min and in sec method used of three times of 5, 10 and 15 min and dry to 8% moisture and decreases of rice broken percentage at best condition in variety of Tarom of 37.2 to 7.3% and increases yield percentage at best condition in variety of Tarom of 69.4 to 75.93% and bran percentage decreased in variety of Tarom of 9.53 to 2.2-3.2% and this issue cause increases yield percentage in rice and use of This method is very significant for our country because broken percentage of rice in our country is 23- 33%.