TOKYO—Honda Motor Co. has developed a mass-production automobile assembly line with a main line that incorporates a flowing-cell production system. In a conventional line, each worker takes charge of a single process and installs parts in vehicles flowing on a conveyor. In Honda’s new ARC line, four workers board moving conveyor unit that carries one vehicle and a complete set of parts. The workers assemble the vehicle while moving along the production line together with the vehicle. MORE