The climb starts in Hualien, in Taiwan, at 46 m of elevation. Between the 24th and 30th kilometer, the route passes through the Taroko gorges, near the Chan Guan Temple. It also passes near 砂卡噹山 and Buluowan, with no recorded stage on this stretch. At the 39.2nd kilometer, the climb reaches Tpdu, at 450 m.
Between the 42nd and 47th kilometer, the route crosses the hamlet of Xibao several times. Between the 80th and 105th kilometer, it passes near several secondary peaks of the massif, including Kalabaoshan and Shimenshan. At the 102.6th kilometer, the climb passes the 克難關 pass, at 3,188 m. This is the longest climb of the ascent: it runs from the 88.9th to the 102.8th kilometer, gaining 938 m.
The climb ends at Wuling, in Taiwan, at the 105.4th kilometer, at 3,271 m of elevation. Between Hualien and Wuling, the route cumulates 3,275 m of elevation gain, for an overall average gradient of 3.1% over the whole climb.
Paths and places: © OpenStreetMap contributors. Altitudes measured on the route.