Doumen Reservoir Project a Shaanxi, China babban aikin injiniyan ruwa ne na Shaanxi.Dan kwangila na wannan aikin yana da ƙwaƙƙwaran buƙatu akan inganci da tsawon lokaci kuma kayan aikin Shantui sun sami babban ƙima da karɓuwa daga ƙungiyar aikin tare da ingantattun wasan kwaikwayo da saurin amsa sabis.