- "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