From Sep 2019 to Jan 2020, GOLDKYLIN 29.5R25 tires had been on trial for five months at a copper mine in South Africa. In March 2019, Goldkylin service team made the 3th site track & service, and the tire has been running for more than 900hrs. The data is as follows:

As a mature product, GOLDKYIN Radial OTR tire has two tested formulas, one is Formula No.1 for a softer road in mine, the other is Cutting Resistance Formula for the extremely bad road conditions. Here are the photos taken on the mine: