Founded in May 1961, NSC Co., Ltd. started its business in the field of machine and facility construction, and expands to metal windows and doors, electricity, fire protection, steel structures, scaffolding, painting and gas facilities. NSC has many years of know-how for plant construction work, industrial plant insulation / cooling work, thermal power plant / nuclear power plant maintenance work. NSC is also looking for new growth business to become a leading company in the future. Starting with the factory construction to produce automobile components in Ulsan, mecca for the Korean automobile industry in 1978, NSC is realizing the growth in the auto parts.

Founded in November 2002 (First established in November 1991), Geumhwa electronics produces and supplies automotive switch parts such as dashboard switch, power window switch, etc. It has been recognized by acquiring IATF 16949, ISO 14001 certification. Geumhwa Electronics secured the position with a steady growth and great management in line with technology development and effective productivity.

Founded on March 15, 2001, Geumhwa C&E designs, manufactures and operates power plant digital excitation system based on special technology. The business has become stable as Geumhwa C&E has consistent routine maintenance works and installation works for power plant measurement and control facilities. Geumhwa C&E is growing steadily by expanding business for environmental facilities in 2018 and supplying denitrification facilities with special method technology to five public power companies and private power plants. In addition, Geumhwa C&E is registered as a qualified maintenance company with KHNP and five power companies to provide high-quality products and customer service. Geumhwa C&E has also obtained the certificates for the safety and environment.

Established in February 1959, GeumhwaWTS is the largest domestic company specialized in water treatment facilities, designing, manufacturing, installing, and operating facilities for power plants (nuclear, thermal, and fusion), chemical engineering, and semiconductor industries.

Starting with the first domestic nuclear power plant, Gori Unit 1, Geumhwa WTS has achieved a market share of over 90% in the domestic market for power plant water treatment facilities, including the recent projects such as Saemaul 3,4 (Shin-Gori 5,6). In addition to successfully supplying water treatment facilities for the UAE Barakah Nuclear Power Plant, it is actively expanding into overseas markets by undertaking operation and maintenance projects.

Building on years of accumulated research achievements and technological expertise, Geumhwa WTS has achieved remarkable success in the fields of water treatment, ultrapure water, multiple desalination, seawater desalination, wastewater treatment, and wastewater reuse. Through continuous technological development, Geumhwa WTS will strengthen its position as a leading water and wastewater treatment company.