Yang (徐扬) Xu
ID 183227
Born : 1954 Cat. M70 Ultrarunner since 2009 CHN
36
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
63
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
3
Countries visited ?CHNChinaHKGHong KongTPETaiwan
67,1%
Rank quotient ?This runner's calculation uses 37 eligible race(s): Σ(rank − 1) = 3 388; Σ finishers = 5 046. 3 388 / 5 046 × 100 = 67.14%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed37
Km — ultra races5 353 km
> 100 km20
> 160 km10
> 200 km6
> 24h13
> 48h8
Longest race501,7 km
4th Xiamen 10 Day Race — 28/2/2026

Km per year (ultra races)

2022
228
3 races
2023
113
1 race
2024
308
1 race
2025
502
1 race
2026

Race types (share of distance)

Road68,3%
Trail31,7%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M2
Longest winning streak0
Current streak0

Records

50 km10h30'25100 km9h51'1912 h101,88 km24 h168,11 km48 h260,52 km6 d308,00 km

HISTORY

37 race(s) · 25 split(s) nested
DateRacePerf.Rk
2026
28.02 10d CHN4th Xiamen 10 Day Race 501.700 km9
2025
06.01 6d CHN3rd Xiamen 6 Day Race 308.000 km22
2024
02.05 72h CHN1st Top of Jiaocheng 72h 113.000 km9
2023
03.12 24h CHN2nd Xiamen 24 Hour Race 60.000 km10
03.12 50km CHN2nd Dayanshan Xiaoshao Ancient Road 10:30:25 h47
01.05 48h CHN1st Ningde 48h Ultra race 118.000 km2 🥈
2020
31.12 10d CHN1st Xiamen 10 Day Race 358.400 km12
26.09 102.3km CHN2nd Maxi-Race China - Xixia 100km 25:46:38 h69
01.05 6d CHN1st Koolara 6 Day Race 202.734 km5
2019
30.11 6d CHN1st Xiamen 6 Day Race 302.000 km30
25.05 100km CHN7th Dali 100 Ultra Endurance Race 24:38:25 h231
19.04 113km CHN7th DL100 Ultra Endurance Race 26:09:44 h188
15.02 48h TPE8th Taipei 48hr Ultra Marathon 192.270 km34
2018
02.11 116km CHN2nd Yuhuang Ultra Endurance Race - 100 km 35:32:52 h74
20.10 96km CHN1st Huangshan 100 km Trail Running 15:25:30 h26
02.06 102km CHN1st Qinling Int. Trail 102km 31:48:12 h86
17.03 100km CHN5th Hangzhou 100 Ultra Trail Race 27:36:47 h60
09.02 48h TPE7th Taipei 48hr Ultra Marathon 164.424 km44
2017
09.12 24h CHN1st Hangzhou ultramarathon 24H race 168.108 km32
21.10 24h CHN2nd Strait 24 Hours Int. Ultramarathon 130.800 km41
01.09 100km CHN1st Ultra Trail Mt. Bogda 100km 34:40:00 h4
14.07 168km CHN1st Columbia 168 Ultra Trail Chongli Challenge Race 46:20:55 h82
23.03 100km CHN1st Yangtze River Nanjing Laoshan 100km 14:42:00 h4
11.03 100km CHN4th Wendao Ultra Trail HZ100 - 100 km 22:25:16 h38
10.02 48h TPE6th Taipei 48hr Ultra Marathon 260.520 km17
2016
29.10 24h CHNStrait 24 Hours Int. Ultramarathon 159.120 km21
18.06 24h CHN1st Mount Xiqiao Int. 24 Hour Ultra Marathon 100.050 km71
16.04 100km CHN1st Huangshan 100K 16:44:53 h208
2014
18.01 100km HKG4th Hong Kong 100 Ultra Trail Race 31:25:08 h1150
2013
20.04 100km CHN1st DL100 Ultra Endurance Race 16:34:48 h35
30.03 12h CHN3rd Fuzhou 12h Ultramarathon 89.880 km65
19.01 100km HKG3rd Hong Kong 100 Ultra Trail Race 19:11:57 h384
2012
11.02 12h CHN2nd Fuzhou 12h Ultramarathon 101.880 km44
2011
05.11 100km CHN2nd Xiamen Xiangan 100 km 12:01:49 h95
26.02 12h CHN1st Fuzhou 12h Ultramarathon 75.200 km78
2010
19.10 100km CHN1st Xiamen Xiangan 100 km 9:51:19 h53
2009
25.04 100km CHNThe North Face 100 China 10:33:43 h45