Hwashin Bolt Industry strives to become a leading company in the eco-friendly energy sector.

Hydropower plants, which generate electricity by converting the potential and kinetic energy of water into electrical energy, are recognized as a key source of renewable energy.

We contribute to the growth of the eco-friendly energy industry by supplying bolts in various materials and specifications for different types of hydropower systems, including dam-type and pumped-storage power plants.

Our products—including STUD BOLT, HEAVY HEX NUT, INTERNAL PLATE, EXTERNAL PLATE, and HEX SOCKET BOLT—are supplied to major facilities such as Sancheong Pumped Storage Power Plant, Cheongpyeong Hydropower Plant, Seomjingang Hydropower Plant, Gangneung Hydropower Plant, and Cheongsong Pumped Storage Power Plant.