The company started import of liquid level gauges in 1920, and very soon became the first liquid level gauge manufacturer in Japan. Since ever BBK brand liquid level gauges have been well known to the world widely as high quality, high reliability and high security products. Users of BBK liquid level gauges are in Power Plants and various industries such as Steel & Iron, Ship Building, Oil Refineries, Chemical, Mining, and Foods & Beverages and so on.In 1960, BBK expanded her business into import of tubing tools for refrigeration and air conditioning from U.S.A. as her sole agent in Japan. BBK was the first importer in Japanese refrigeration and air conditioning industry. Since ever BBK increase her handling items and she expand her business to raw material industries such as piping. Also BBK is interested in fluoro carbon gas recovery systems as an environmental friendly company.