# Sinopec

Historic Surge: China’s Big Three Oil Majors Close at Daily Limit as Brent Jumps on Middle East Strike

China’s three state oil majors—PetroChina, Sinopec and CNOOC—simultaneously closed at their daily trading limit for the first time, driven by an abrupt spike in Brent crude following a US-Israel strike on Iran. The move reflects a rapid repricing of geopolitical supply risk after disruptions in the Strait of Hormuz and underscores how Chinese markets amplify global energy shocks.