Our Lab
We give great importance to the test and quality control for every detail. Our metrology room is equipped with a coordinate measuring machine, gear measuring center, Gear bouncing tester, 100T Electrical Hydraulic Press machine, hardness tester machine etc…in order to properly monitoring our manufacturing process.


45 Checklist Of Screw Jack
2. Worm Gear, Worm Shaft Clearance 9. Clearance Between Lifting Screw And Worm Gear Or Nut
3. Stroke Confirmation 10. Input Shaft Dimensions
4. Lifting Screw Dimensions 11. Input Shaft Keyway and Key Dimensions
5. Nut Dimensions 12. Mounting Surface, Mounting Hole Distance Dimensions
7. Positioning Table Dimensions 14. Stallation Fit Between Accessories
16. Worm Box with Grease 23. Lifting Screw Good Finish Without Glitch
17. Lifting Screw With Grease 24. Without Painting on Non-painted surface
19. Worm Box with Grease 26. The Cover end of the lifting screw
21. Tighten The Nameplate 28. Add Shaft Protection
28. Motor Flange Dimensions 34. Bevel Gearbox Model
29. Motor Model Confirmation 35. Dust Cover Dimensions
30. Screw anti-rotation Confirmation 36. Couplings Model and Dimensions
31. Screw Top Accessories Dimensions 37. Anti-backlash and Safety nut Confirmation
32. Connecting Shaft Dimensions 38. Limit switch
33. Other Special Remarks
39. Film packaging First, then foam protection 43. Marking Package Weight And Dimensions
40. Instruction Manual 44. Carton Package need Film again
41. Check the number of products 45. Plywood need no Iron nail outside
42. Taking Pictures