<p>The objective of this invention is to provide a container capable of satisfying a strength requirement specified by ISO standard while maintaining high workability when cargo is loaded and unloaded. This container (1) is an ISO-conforming container (1) having: a cargo compartment (5) into which cargo is loaded; and a pair of side doors (3) provided on a side surface in the longitudinal direction of the cargo compartment (5) and which open right and left from near the center in the longitudinal direction of the cargo compartment (5), wherein the floor surface of the cargo compartment (5) is supported by a support section formed along the outer periphery of the floor surface and the support section is composed of square pipes (8U, 8L) stacked to two levels, one on top of the other.</p>
