A super-sized ro-ro ship, which can accommodate 8,000 cars, set sail at a Tianjin port on June 11.

It’s the world’s most efficient, energy-saving and environment-friendly super-sized ro-ro vessel. With 66,000-square-meter deck area, the vessel is 199.9 meters long, 36.5 meters wide and 52 meters high. The technology to build the ship has achieved various breakthroughs in thin-spot vertical welding.