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Techno Ryowa Ltd. is a specialist in environmental control systems, offering services from initial design and construction through to ongoing maintenance, primarily within Japan. Its comprehensive industrial portfolio features cleanroom technologies, precision climate control, energy efficiency and resource recovery solutions, localized air conditioning, advanced industrial wastewater and air purification facilities, refrigeration and low-temperature equipment, production process optimization components, clean effluent processing plants, and equipment for nuclear power applications. Additionally, for general building applications, they supply vital infrastructure including standard air conditioning, plumbing networks, fire protection and disaster prevention systems, wastewater treatment installations, district cooling and heating solutions, and cogeneration power systems. Beyond installation, the company delivers comprehensive equipment maintenance, from diagnostic inspections to complete overhauls. They also undertake the design and construction of ancillary building systems and are involved in the manufacturing and distribution of associated machinery. Established in 1949, Techno Ryowa Ltd. is headquartered in Tokyo, Japan.