Our business focuses on plant engineering and after-sales service in the fields of environment and energy, including waste treatment facilities, energy plants, and water treatment facilities.
We carry out engineering, procurement, and construction (EPC) of waste treatment facilities, water treatment plants, and energy plants over two to five years. We support social infrastructure by providing plants that operate stably over long periods of time.
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To ensure stable plant operation over 20 to 30 years, we provide after-sales services such as operation management, maintenance, performance improvement, and modification work. We also provide various services related to plants after delivery, such as operation and maintenance (O&M) contracts, operation business, and electricity retail business, which purchases and supplies electricity generated at the plant.
See moreWe conduct manufacturing, sales, and after-sales service for heat source equipment that supplies steam and hot water to commercial facilities, factories, and welfare facilities.
Nippon Thermoener mainly handles vacuum hot water generators that supply hot water and small once-through boilers that supply steam, and it proposes optimal systems to meet the client’s needs.
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IHI Packaged Boiler mainly handles large once-through boilers that supply steam.
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We create optimal environments for all types of buildings through custom-made design and construction of building equipment (air conditioning, plumbing, etc.). We also create highly clean environments for manufacturing processes in the semiconductor and electronic device industries through the supply of clean equipment, cleaning devices, and other equipment for the semiconductor industry.
Sunplant designs and constructs air conditioning, plumbing, and sanitation facilities primarily for educational and research facilities, hospitals and welfare facilities, commercial and cultural facilities, and factories.
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Dan-Takuma supplies equipments for the semiconductor industry, including chemical filters, AMC analysis and monitoring equipment, clean equipment, cleaning devices, and magnetic shielding equipment.
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