Metrorail in performance test TBS Report 29 August, 2021, 08:35 pm Last modified: 29 August, 2021, 08:39 pm Video of পারফরম্যান্স টেস্টে মেট্রোরেল || Metrorail in performance test || TBS Keep updated, follow The Business Standard's Google news channel Bangladesh / Transport Metro Rail / performance test