Ultra Running Hub Qianligang, China · Thursday, December 31, 2026
Fixed Distance 50K
Thousand Island Lake Off-Road Tour (UTZQ)
86 days away
50 km Distance
3,639 m Climbing
8.0 Grit · Hardcore
What the course asks
Climbing rate 73 m / km
Vertical. Extreme verticality. This is a technical mountain course with sustained steep grades.
Time limit 16 hours
19:12 min/km average. Generous. Walkable throughout for most of the field. Among the most forgiving 50K cut-offs we track. Measured against 1046 races of the same distance. Cut-off calculator →
Field size ~9 Tiny. You will run alone for most of it.
DUV results for the 2025 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, December
Daylight 9 h 45 m of light
Results history
| Year | Race | Finishers | Men's winner | Women's winner |
|---|---|---|---|---|
| 2025 | 50km | 9 | Yue-Zhao Fan · 07:52:47 | Li-Zhen Zhu · 08:22:13 |
| 2024 | 50km | 4 | Xing-Sheng Huang · 12:02:11 | Hui-Fang Fu · 08:33:37 |
| 2023 | 50km | 5 | Xing-Sheng Huang · 14:42:13 | Hui-Fang Fu · 09:12:58 |
The field grew 125% between 2024 (4) and 2025 (9). 44% of the 2025 field were women.
DUV results for the 2025 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Course notes
- terrain This is a vertical course. Poles are highly recommended for the sustained climbs.
- gear With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 50 km of trail with 3,639 m of ascent.
- Trail Running Shoes 73 m of climb per kilometre — grip and rock protection before cushioning.
- Race Nutrition 50 km of self-supported fuelling between aid stations.
- Hydration Vests Pole attachment and chest-strap stability on steep ground.
- Trekking Poles 3,639 m of ascent to walk up.
- Headlamps A 16 h limit puts you out there after dark.
Similar races
Other 50K trail ultras, closest in distance first.