On July 29, a Shanghai resident returned home after a 28-day business trip and received a call from the neighborhood committee for verification, being told that big data had detected they had been away from Shanghai for a long time, prompting questions about grassroots digital surveillance of the population.
Evidence EVIDENCE
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李老师不是你老师TG
2026-10-04 05:53 · 🖼 出差28天后，被居委会告知“大数据检测到不在上海”
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This event
Shanghai Resident Receives Call From Neighborhood Committee After 28-Day Business Trip, Told Big Data Detected They Were Not in the City
2026.07.29 · Hearsay
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