1. Warehousing
 2. Inspection & Disassembly & Washing
 3. Rough Lathe Work (Turning)
 4. Manufacture of Guide Roller
 5. Replacement of Bearing Ball
 6. Fine Lathe Work of Ring Gear
 7. Forging material Of Housing
 8. Fine Lathe Work of Housing
 9. Gear Shaping work of Housing
 10. Induction Heat Treatment of Housing
 11. Hole & Tap Hole Boring Work of Housing
 12. Assembly of Housing & Gear
 13. Rust control, Painting, and Packaging