Circuito de senderismo de 53.09 km desde Da’ao. El desnivel positivo es de 5789 m, con una altitud entre 329 m y 1744 m. Duración estimada: 24 h 40 min. Municipio de salida: Da’ao (湖南省, 中国).
Esta ruta incluye 14 subidas significativas. Con un desnivel acumulado de 3424 m a lo largo de 16.16 km, con una pendiente media del 21.2%.
- Climb 1 (at km 3.26 km): +645 m over 2.27 km, average slope 28.5%
- Climb 2 (at km 5.47 km): +497 m over 1.51 km, average slope 32.8%
- Climb 3 (at km 9.63 km): +264 m over 1.33 km, average slope 19.9%
- Climb 4 (at km 12.00 km): +107 m over 274 m, average slope 39.1%
- Climb 5 (at km 13.62 km): +249 m over 1.13 km, average slope 22.1%
- Climb 6 (at km 18.10 km): +319 m over 1.68 km, average slope 19.0%
- Climb 7 (at km 21.95 km): +169 m over 1.07 km, average slope 15.8%
- Climb 8 (at km 25.67 km): +272 m over 1.45 km, average slope 18.7%
- Climb 9 (at km 28.58 km): +331 m over 1.66 km, average slope 20.0%
- Climb 10 (at km 32.87 km): +156 m over 1.02 km, average slope 15.4%
- Climb 11 (at km 34.83 km): +37 m over 242 m, average slope 15.3%
- Climb 12 (at km 38.79 km): +199 m over 1.41 km, average slope 14.1%
- Climb 13 (at km 48.46 km): +69 m over 509 m, average slope 13.6%
- Climb 14 (at km 77.73 km): +110 m over 614 m, average slope 17.9%
