七堵 Traditional form: 七堵 Pinyin (reading): Qīdǔ Definitions: Qidu or Chitu District of Keelung City 基隆市 ( Jīlóng Shì), Taiwan Characters: 七 - seven 堵 - wall; to stop, to prevent, to block Traditional characters: 七 - seven 堵 - wall; to stop, to prevent, to block