All import and export activities through Sonamasjid Land Port, the second-largest land trade route with India in Chapainawabganj district, will remain shut for six days beginning yesterday on the occasion of Durga Puja and holy Ashura, reports BSS from Chapainawabganj. The import-export activities at the port will remain suspended from Oct 19 to Oct 24, port official sources said. All activities of the port will resume on Oct 25