This archive supports the canonical profile for Gangbu Yudrum (Gangbu Youbo / 岗布优博), a Tibetan monk and political activist from Serta County, Kardze Tibetan Autonomous Prefecture, Sichuan.
Reporting chronology
- April 22, 2021 — Radio Free Asia: reported his March 22, 2021 detention and summarized his earlier imprisonment after the 2008 Tibetan protests and a second prison term beginning in 2012.
- October 18, 2022 — Radio Free Asia: reported that a Kardze court sentenced six Tibetan writers and activists in September 2022; Gangbu Yudrum received seven years.
- October 20, 2022 — International Campaign for Tibet: independently documented the group sentencing and identified Gangbu Yudrum also as Gangbu Youbo (岗布优博), giving a detailed earlier detention chronology.
- 2022 reporting cycle — U.S. Department of State: cited reporting that Gangbu Yudrum and five other Tibetan writers and activists received four-to-fourteen-year terms for charges including “inciting separatism” and “endangering state security.”
- 2022 annual report — Tibetan Centre for Human Rights and Democracy: records Gangbu Yudrum’s seven-year sentence and earlier imprisonment.
- 2026 prisoner profile: reports an expected release date of March 21, 2028 and Mianyang Prison as his detention location. These are retained as source-reported details because current prison placement is difficult to independently verify.
- August 31, 2026 — Rights Defense Network / 维权网 Issue 131: includes the romanized entry “Gangbuyou” in its current-custody roster. FreeChina reconciles that entry to Gangbu Yudrum based on the name variant, Tibetan context, and corroborated sentence record.
Primary media and documentation links
- Radio Free Asia — China’s Arrest of Tibetan Writers Blocks Dissenting Views
- Radio Free Asia — Six Tibetan writers, activists sentenced by China on state-security charges
- International Campaign for Tibet — Six Tibetan writers and former political prisoners sentenced
- U.S. Department of State — 2022 Report on International Religious Freedom: Tibet
- Tibetan Centre for Human Rights and Democracy — Annual Report 2022
- 2026 Tibetan Political Prisoners profile collection
- Rights Defense Network / 维权网 Issue 131 — August 31, 2026
Evidence limits
Open reporting provides strong corroboration for identity, the March 2021 arrest and the seven-year sentence. Exact present prison placement and projected release date are more recent source-reported details and should be rechecked when new official, family, lawyer, or independent reporting becomes available.