Hantech Co., Ltd. produces and sells chemical process equipment, storage tanks, and cryogenic containers in South Korea. Its offerings include static equipment such as heat exchangers, reactors, pressure vessels, towers and columns, and special equipment, as well as cryogenic, low-temperature, spherical, and other tanks, casks, and low- and intermediate-level radioactive waste tanks. The company also provides green energy products. Founded in 1973 and based in Ulsan, South Korea, Hantech Co., Ltd. operates as a subsidiary of Foosung Co., Ltd.