Taking the waterhead area of the middle line project for diverting water from the south to the north, Hanjiang watershed in Shiquan, as an example, ecological remediation of the small watershed was studied from aspects of necessity, practicability, plans and aims. The ecological restoration for soil and water conservation in Hanjiang River basin can not only control soil erosion and effectively protect water resources to provide clean water for people living in the lower reaches of Hanjiang mainstream, but also increase farmers' income and protect environment, which is both typical and exemplary.