The Hansung Metal Co. was established in 1991 as an exclusive supplier for the famous sanitary hardware company in Korea.  Building long-term partnerships with the famous sanitary hardware company in Korea, we strive to provide consistent and superior quality of products. We have developed numerous pressure valve including Self closing Faucet and Automatic Temperature Control Valve, which is the essential part of Sauna system. All the products are carefully designed and manufactured by state of the art technology and more than 30 years of experience.  Recently, we started to manufacture most of our parts made from Forged Brass, providing the customer durability, beauty and out standing quality.  We continue to invest in new technologies and human resources and to provide our customers with the highest quality and superior service. Thank you!