Ziquejie Terrace was approved as one of national famous scenic spot by the State Council in December 2005, it is located at 25 -40° hillside which has more than 500 steps, 5300 hm^2and 100 000 pieces. Through synthesizing the ecological and social conditions, this paper analyzed the disaster prevention mechanism existed in Ziquejie Terrace as followings: it fully exerted the function of rice field as stealthy reservoir to collect rainy water; it realized water resources redistribution by graded flow block-up and decentralized water-store-up m...