1. Warehousing of AIR PREHEATER REDUCER
 2. Disassembling
 3. Washing
 4. Inspection
 5. Manufacturing Bevel Pinion Gear Shaft
 6. Manufacturing Bevel Wheel Gear
 7. Replacement of Bearing & Seal Kit
 8. Assembly
 9. Performance Test
 10. Rust control, Painting, and Packaging