Youngjin Flex has developed incessantly until today through continuous research and development and equipment investment since its establishment in 1991. Having solved problems of thermal expansion, contraction and vibration in the piping system, the company is acknowledged for its high quality and advanced technology in the industrial field. In addition, the company stands as a specialized production company of piping materials, including flexible hose, Bellows-type expansion joint and expansion joint for construction and industrial plants, with its large and modern automatic production line and the latest equipments. Furthermore, we will make car parts, such as Car-type bellows and bellows corrugated tube, which are of high quality, and fire-fighting equipment, such as spring cooler flexible joint that our research center developed, as products trusted by our customers. We, at Youngjin Flex, will stand high as a Korean exporter in the international market with the global network we built through overseas branches in Japan, China and Vietnam