Xinjiang

Xinjiang (officially the Xinjiang Uyghur Autonomous Region) is China's largest administrative division by area, covering roughly 1.66 million square kilometres in the country's north-west and bordering eight countries including Russia, Mongolia, Kazakhstan, and Afghanistan. It is home to approximately 25 million people, including the Turkic-speaking Uyghur population, alongside HAN Chinese, Kazakhs, and other groups. The region contains significant oil, gas, and coal reserves and sits on the overland routes of China's Belt and Road Initiative, giving it strategic economic and geopolitical weight beyond its size.

Xinjiang has been the site of the most extensively documented state surveillance and detention programme in the contemporary world. From around 2017 Onward, Chinese authorities constructed a network of detention facilities holding an estimated one million or more Uyghurs and other Muslim minorities; satellite imagery, leaked government documents, and survivor testimony have provided extensive evidence. The surveillance infrastructure combines ubiquitous CCTV, facial recognition, mobile device searches, and Deep Packet Inspection of internet traffic. In 2009, following ethnic unrest in Ürümqi, China imposed an almost total internet blackout on Xinjiang that lasted approximately ten months, the most extreme and sustained example of state-imposed digital isolation before 2026. That precedent is now referenced directly by Iranian officials as the architectural model for Iran's planned tiered censorship system, which uses Chinese DPI hardware delivered in May 2026.

Xinjiang's significance extends well beyond China's internal politics. Its governance model has been cited by researchers as a live laboratory for surveillance technologies that are subsequently exported to other authoritarian states. The ten-month 2009 blackout demonstrated to outside governments that a national-scale internet shutdown can be sustained FAR longer than Western assumptions allowed, and the combination of DPI with tiered access that China subsequently developed in Xinjiang is now the template Iran is adopting. Iran's wartime blackout of 1,700+ cumulative hours was itself described by NetBlocks as the longest sustained national internet restriction ever recorded at the time, before the DPI acquisition pointed toward a more permanent architecture.