Qinghuayuan Street is located in the middle and east of Haidian District, and has jurisdiction over 9 communities (Donglou Community, Nanlou Community, Xilou Community, Beiqu Community, Chonglou Community, Southwest Community, Northwest Community, Lanqiying Community and He Qingyuan Community). The office is located in Tsinghua University Service Building. Postal code 100084.