Unimit Engineering Public Company Limited, together with its subsidiaries, engages in the design, shop fabrication, field installation, and erection of steel products and construction works in Thailand and internationally. The company offers pressure vessels, including columns/towers, cryogenic and LPG tanks, shell and tube heat exchangers, spherical tanks, and vessels/drums. It also provides machinery parts, such as diverters, fan casings and preheaters, furnace casings, stacks and chimneys, and water treatment parts. In addition, the company provides storage tanks, including API storage tanks and silo hopper products; and steel structures, piping shop fabrication products, and platforms and ladders. Further, it is involved in mechanical installation services, such as piping and equipment installations, module works and shut down and modification works services. Additionally, the company exports its products. Unimit Engineering Public Company Limited was founded in 1982 and is based in Samut Prakan, Thailand.