Abstract: Chen Yun promoted the land reform in Liaoning Province;he developed a principle and solved the problems quickly.According to the situation, Chen Yun changed the principle of "good but not fast"to "good and fast, " so the reform was very smooth.In the dissemination of "Programme of Chinese Land Law, " there was a trend of radicalism.Chen Yun had already left Liaoning before the radicalism overflowed, but he admitted the faults and the responsibilities frankly.As a communist, he held the truth and corrected the mistakes.