1. Warehousing
 2. Disassembling
 3. Manufacture of Cylinder Tube
 4. Manufacture of Piston rod
 5. Manufacture of Rod cover
 6. Manufacture of Head cover
 7. Repair of End cover
 8. Seal Kit Replacement
 9. Assembly Hydrauilc Cylinder
 10. Performance Test 
 11. Rust control, Painting, and Packaging