Hamai Industries Ltd. manufactures and sells precision machine equipment, valves, and high-pressure gas related equipment in Japan. It provides LP gas, ball, high pressure, and clean energy valves, as well as hydrogen valves. The company also engages in real estate rental activities. It serves railroad, aircraft, construction machinery, and automobile manufacturers. The company was formerly known as Hamai Factory Limited and changed its name to Hamai Industries Ltd. in April 1991. Hamai Industries Ltd. was founded in 1927 and is headquartered in Shinagawa, Japan.
