- Chilled Water System
- Condenser Water System
- ACMV System
- Heat Recovery Water System
- Hot Water System
- Natural Gas System
- Fuel Oil System
- Steam and Boiler Piping System
- Emergency Eye Wash and Emergency Shower System
- Process Drain system
- Process Exhaust System (Acid Exhaust, Ammonia Exhaust, and Solvent Exhaust)
- Plumbing & Sanitary System
- Steel Structure Support, and structure platform installation work
