With feedbacks from overseas customers on Oct. 16, 2024, our Sunton amphibious excavator undercarriage sold to him (also named as pontoon undercarriage, swamp buggy excavator undercarriage, marsh excavator undercarriage or marsh buggy undercarriage) have now worked for over 11 years without problems. This PU330 AHU has been mounted on 4~5 different excavators for various of construction and dredging projects during these 11 years. Customer expressed his high appreciation to us for the quality product and services provided to them these years.