Japan's leading petroleum-based project contracting company, founded on October 25, 1928, headquartered in Yokohama City, its predecessor as Japan Petroleum Corporation, is committed to engineering contracting, environmental protection, energy use and other research and development, its business covers medicine, food commercial plc, chemical violators protection facilities, industrial Its business covers engineering design, supervision and construction in the fields of pharmaceuticals, food plants, chemical plants, commercial facilities, environmental facilities, industrial facilities, etc., including GMP applications in the world