BJC Heavy Industries Public Company Limited manufactures and sells fabricated steel and equipment, and provides modularization services in Thailand and internationally. It operates through Contract Revenues and Service Income segments. The company fabricates steel structures, pipes, and components for piping spools, reformers and heaters, pressure vessels, and storage tanks, and also executes large-scale modularization projects. It builds steel structures for mines, power plants, and industrial plants, and manufactures precast concrete products such as breakwater components, port construction materials, railway sleepers, pre-stressed concrete panels, and large piles. Additionally, it offers built-up beams, grating, galvanizing, and post-weld heat treatment services, serving the oil and gas, mining, petrochemical, refining, power, and other industries. Incorporated in 1994, it is headquartered in Rayong, Thailand.