Hamai Industries Ltd. (Hamai) is an industrial equipment manufacturer. The company manufactures and sells precision machine equipment, compressed gas valves and equipment related to high-pressure gas. Its products include LPG valves, ball valves and high pressure gas cylinder valves. Hamai concentrates on lease of real estate and manufacturing, sales and repair of medical devices. The company also provides thread types, handle design, oil free design, RoHs and locking handles. It has manufacturing facilities in Fuchu and Otaki, Japan. It has its presence in various states of Japan such as Osaka, Nagoya, Fukuoka and Sendai. Hamai is headquartered in Shinagawa, Tokyo, Japan.