Haidian

They planned a large rally for July 26 at Chungkuantsun, a crossroads in the Haitien district, but Peking University students under the direction of Nieh Yuan-tzu blocked the streets with stalled buses and trucks.

[1972, William Hinton, “People Set Aside”, in Hundred Day War: The Cultural Revolution at Tsinghua University, New York and London: Modern Review Press, →LCCN, →OCLC, page 188

When a column of smoke appeared on Thursday over the Sitong Bridge overpass in the Haidian district of Beijing, it drew attention to a protester who had hung banners openly bashing China’s top leader by name and criticizing the country’s “zero Covid” policy, including one calling for “freedom and not lockdowns.”[…] Chinese censors have restricted searches about the episode on Weibo, China’s equivalent of Twitter, blocking certain hashtags, including “Beijing,” “Sitong Bridge” and “Haidian.”

2022 October 14, Daisuke Wakabayashi, Claire Fu, “China’s Internet Censors Race to Quell Beijing Protest Chatter”, in The New York Times (Asia Pacific section), New York, N.Y.: The New York Times Company, →ISSN, →OCLC, archived from the original on 14 Oct 2022

Billed as an "AI temple fair", the event in Beijing's well-heeled Haidian district is a chance for local technology firms to display their products to the public.

2025 February 1, “Tradition and technology sync at China 'AI temple fair'”, in France 24, sourced from Beijing (AFP), archived from the original on 01 Mar 2025, Live News