Rei-Sheng (周瑞生) Chou
ID 731641
Born : 1967 Cat. M55 Ultrarunner since 2015 TPE
43
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
1
Countries visited ?TPETaiwan
42,1%
Rank quotient ?This runner's calculation uses 43 eligible race(s): Σ(rank − 1) = 4 470; Σ finishers = 10 612. 4 470 / 10 612 × 100 = 42.12%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed43
Km — ultra races3 687 km
Longest race100,0 km
2nd Xuhai Ultra Marathon — 11/4/2026

Km per year (ultra races)

300
3 races
2022
792
9 races
2023
750
8 races
2024
360
4 races
2025
200
2 races
2026

Race types (share of distance)

Road100,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0

Records

50 km5h38'34100 km11h53'2512 h89,72 km

HISTORY

43 race(s)
DateRacePerf.Rk
2026
11.04 100km TPE2nd Xuhai Ultra Marathon 14:58:10 h92
14.03 100km TPE15th Southern Cross-Island Highway 100 km Ultra Marathon 14:11:44 h164
2025
22.11 60km TPE1st The Liudui Hakka Ultra Marathon 8:32:43 h109
08.03 100km TPE14th Southern Cross-Island Highway 100 km Ultra Marathon 13:38:26 h157
23.02 100km TPE8th Fencihu 100 km Ultra Run 14:26:20 h142
12.01 100km TPE11th Zhenxibao (Cinsbu) 100 km Ultramarathon 13:40:05 h133
2024
22.12 100km TPE7th Shancheng 100 km Ultramarathon 12:51:38 h129
22.11 100km TPE13th Yilan Dongshan River 100km Ultra-Marathon Night Run 13:51:21 h54
21.09 100km TPE1st Yizai Jincheng 100km 13:50:15 h67
20.04 100km TPE1st Xuhai Ultra Marathon 14:39:57 h87
13.04 49.7km TPE2nd Taiwan Town and Country - Xizhou 5:47:16 h4
09.03 100km TPE13th Southern Cross-Island Highway 100 km Ultra Marathon 13:05:36 h69
03.03 100km TPE7th Fencihu 100 km Ultra Run 14:26:02 h162
21.01 100km TPE10th Zhenxibao (Cinsbu) 100 km Ultramarathon 13:36:38 h184
2023
24.12 100km TPE6th Shancheng 100 km Ultramarathon 12:45:12 h134
18.11 49.6km TPE1st Taiwan Town and Country - Caotun 5:38:40 h3 🥉
04.11 53km TPE1st Taiwan Town and Country - Xizhou 6:05:39 h4
20.10 100km TPE12th Yilan Dongshan River 100km Ultra-Marathon Night Run 12:50:57 h25
17.09 100km TPE1st Huashan 100 KM 13:43:55 h95
22.04 12h TPE8th Yizai Jincheng 12h Ultramarathon 89.718 km22
11.03 100km TPE12th Southern Cross-Island Highway 100 km Ultra Marathon 13:16:49 h113
26.02 100km TPE6th Fencihu 100 km Ultra Run 12:51:18 h76
08.01 100km TPE9th Zhenxibao (Cinsbu) 100 km Ultramarathon 13:18:57 h184
2022
25.12 100km TPE5th Shancheng 100 km Ultramarathon 11:53:25 h106
12.03 100km TPE11th Southern Cross-Island Highway 100 km Ultra Marathon 13:48:48 h164
13.02 100km TPE5th Fencihu 100 km Ultra Run 13:59:33 h107
2021
26.11 100km TPE10th Yilan Dongshan River 100km Ultra-Marathon Night Run 14:10:25 h39
28.02 100km TPE4th Fencihu 100 km Ultra Run 12:33:50 h58
12.02 58.6km TPE14th Chinese New Year Marathon - Ox 6:48:02 h48
2020
25.01 51km TPE13th Chinese New Year Marathon - Rat 6:11:11 h45
19.01 100km TPE8th Zhenxibao (Cinsbu) 100 km Ultramarathon 13:54:21 h298
2019
08.12 100km TPE3rd Shancheng 100 km Ultramarathon 12:29:42 h141
22.11 100km TPE8th Yilan Dongshan River 100km Ultra-Marathon Night Run 13:13:33 h25
16.11 12h TPE7th Kaohsiung 12h UltraMarathon 70.000 km28
27.04 12h TPE6th Yizai Jincheng 12h Ultramarathon 61.386 km39
05.02 54.4km TPE12th Tainan Branch Friendship Cup Chinese New Year Marathon 7:01:51 h172
27.01 50km TPE1st Water and Green Ultra Run 5:38:34 h30
2018
29.04 100km TPE1st Fencihu 100 km Ultra Run 14:14:20 h87
17.03 100km TPE8th Southern Cross-Island Highway 100 km Ultra Marathon 12:29:35 h138
2017
16.12 100km TPE1st Shancheng 100 km Ultramarathon 13:15:58 h61
10.12 45.8km TPE1st Chia Nan Group Marathon 5:24:16 h381
2016
22.05 45.3km TPE1st Kaohaiung Love Public Ultramarathon 5:07:17 h105
2015
09.10 48km TPE1st Jhushan Ultramarathon 5:45:41 h232