Hisaka Works Ltd is a Japan-based company mainly engaged in the manufacture and sale of heat exchangers. The company operates through three segments namely Heat exchanger, Process engineering, and Valve divisions. Its Heat exchanger segments offer plate heat exchangers (PHE), semi-welded PHE, and plate condenser. The Process engineering segment provides food machinery, such as retort sterilization, liquid sequential sterilization, and concentration. Its Valve division segment renders ball valves, such as jacketed ball valves, tank bottom ball valves, pocket fewer valves and bamboo-type valves, and others.