Sanki Engineering Co., Ltd. is a Japan-based construction company. The Company operates in four segments. The Construction Equipment segment is engaged in the general business of building equipment like building air conditioners, industrial air conditioners, electricity and facility system, etc. The Machine System segment is engaged in the factory automation (FA) system, logistics system, conveyors and other industrial equipment related businesses. The Environment System segment is engaged in clean environment facility related businesses, such as water and sewage treatment equipment. The Real Estate segment leases and manages real estate properties.