Yongjin Co., Ltd. is a Korean manufacturer of electrical conduit systems with over 30 years of experience. Our main products include flexible conduits and conduit fittings, supplied to construction, industrial, and infrastructure projects. All products are produced under strict quality control and certified to KS standards, ensuring durability, safety, and easy installation. Yongjin offers reliable quality with competitive pricing.

The Joeun Energy Co., Ltd. has grown alongside our customers through years of effort and trial and error. In the domestic residential solar sector, we have achieved significant results, completing approximately 2,400 construction projects. We are currently engaged in subsidy programs with the Korea Energy Agency and support projects with other local governments, and have expanded into the solar power generation business to contribute to the widespread adoption of renewable energy. Furthermore, overseas, we are conducting business through the distribution of ESS (Energy Storage Systems) and the construction of solar power plants. Moving forward, as an even more advanced one-stop solar company, we will provide the best possible service to our customers. Based on trust, The Joeun Energy Co., Ltd. will take a step further toward our customers.

SOLTECH Co., Ltd. is a Korean manufacturer specializing in fiber optic network equipment, including fiber media converters, optical hubs, and industrial Ethernet switches. The company develops and produces its own products and provides customized network solutions. SOLTECH’s technologies are widely applied in smart factories, CCTV systems, and intelligent transportation systems, supplying reliable optical communication solutions to both domestic and global markets.

Korean company specializing in eco-friendly temperature-reducing coating technologies. Its main product, Cool Running™, is a water-based paint designed to reflect solar heat, reduce surface and indoor temperatures, and improve energy efficiency in buildings and infrastructure. The solution supports sustainable cities by helping reduce energy consumption and urban heat island effects. This is a high-performance energy-saving paint developed using high-reflectivity pigments and nano-composite filler technology. It is a thermal insulation functional paint that can be applied to various surfaces such as building exteriors, rooftops, metal roofs, and roads. It reduces surface temperatures by more than 40°C and significantly lowers cooling energy consumption.

DMT Co., Ltd. is a specialized manufacturer of expansion joints used to absorb thermal expansion, contraction, and vibration in industrial facilities. The company provides total engineering solutions covering design, fabrication, and installation to ensure operational safety and reliability. With advanced manufacturing facilities, DMT produces a wide range of expansion joints—including metal, non-metal, Teflon, and rubber types—serving industries such as power generation, cement, steel, and petrochemicals. Its Teflon Expansion Joint technology received NET (New Technology) certification in 2012 and NEP (New Product) certification in 2014, and has been widely supplied to power plants and petrochemical companies. Through continuous technological innovation, quality-focused manufacturing, and customer-oriented services, DMT Co., Ltd. aims to deliver reliable solutions and create long-term value for its industrial partners.