Multi functional jig 2. (8000-16000 pcs) / work day 3. Automatic soldering 4. Automatic pre-solder oxide 5. Automatic unloading 6. Automatic soldering pot flux clean 7. Soldering pot automatic temperature control 8. Soldering level control quality 9. Rotation speed control 10. Soldering time control 11. Soldering speed control 12. Rotation protector