Kuti mutsimikizire malonda, chonde perekani chizindikiro cha sitepe ya escalator, chitsanzo, zithunzi zakutsogolo ndi zakumbuyo, m'lifupi mwa sitepe, kukula kwa gudumu la sitepe; Makampani aku Japan angapereke ngodya za escalator (Hitachi, Thyssen, Mitsubishi, Sigma, Fuji, Hyundai)