- "D" Chemical-INDONESIA STS316/304 HEAT EXCHANGER

- "S" Steel Tantalum Heat Exchanger

- "J" Chemical- Zr.702 Heat-Exchanger

- Air pre-heater

- "P" Heat Exchanger of Facilities for Diesel

- "P" Heat Exchanger(12set Export to India)

- manufacturing, replacement and installation of Heat exchanger for Chungju Incineration plant

- Welded Plate

- Tube Bundle

- Steam Air Heater
