Interroyal Engineering Public Company Limited provides integrated power, renewable energy, and business solutions. The company's power plant solutions include soot blowers and heating elements for combustion systems and boilers; electrostatic precipitators, industrial fans, steel grinding balls, rubber liners, mist eliminators, slurry pumps, propeller stirrers, and dewatering systems for waste and exhaust management systems; and fill packs for use in cooling systems. It also provides industrial wastewater equipment, liquid handling equipment, and flow control equipment; and single phase and three phase UPS products, lead acid batteries, and electric generators. In addition, the company designs and installs tunnel and metro ventilation systems and solutions. Further, it offers solar pump systems; digital power infrastructure solutions; wired and wireless networks that allows for the management of the plant network through a single device; and maintenance services. Additionally, the company provides market intelligence and forecasting, portfolio optimization, and project finance services. The company serves various industries, including power plants, cement plants, petrochemical facilities, and oil refineries. Interroyal Engineering Public Company Limited was incorporated in 1992 and is based in Bangkok, Thailand. Address: 171 Charansanitwong Road, Bangkok, Thailand, 10700