A-share fiber-optic names swung higher intraday; Tefa Information reversed to hit the daily limit. Earlier Huamai Technology posted two limit-ups in four sessions. Hengtong Optic‑Electric, Huiyuan Communications, Shenyu Co., Zhongtian Tech and Yangtze Optical Fibre and Cable (YOFC) also advanced.

Iranian media Fars News quoted Iran's parliament speaker as saying the Strait of Hormuz will remain closed until Tehran's conditions are met.

Pentagon investigators found that intelligence gaps, outdated imagery and excessive reliance on AI contributed to the Feb. 28 strike on a primary school in Minab, Iran, that killed many children. The site had been labeled a military facility years earlier, but commercial satellite images as early as 2018 showed it had been repurposed — including colorful walls and a soccer field; U.S. analysts recorded those changes in 2019 in a system not linked to the main military intelligence database. Investigators also found parts of U.S. Central Command over-relied on Palantir’s Maven battlefield-intelligence platform and expected it to flag outdated or inconsistent foundational intelligence on potential targets.