The customer inspected two other domestic companies at that time. The customer said they not only saw Tenfaye staff enthusiastic and responsible, but also saw the professionalism of Tenfaye production process and the systematic and standardized production management. Finally, The φ8221 large gear ring was successfully shipped according to the scheduled delivery date. . After the delivery, the customer was really satisfied and ordered another φ9674 large gear in Tenfaye.