4E Rate Airport
    Beijing Capital Int  Airport, Tianjin Binhai Int  Airport, Kunming Wujiaba Airport
4D Rate Airport
    Nanning Wuxu Airport, Chengdu Shuangliu Airport, Urumqi Diwopu Airport, Lanzhou Zhongchuan Int  Airport, Harbin Yanjiagang Int  Airport, Hefei Luogang Airport, Taiyuan Wusu Airport, Chongqing Jiangbei Int  Airport
    Reconstruction of CAAC office building, Kingwing Hotel, Civil Aviation Museum, etc.