Russian Defence Ministry said it struck infrastructure at the Ukrainian port of Mykolaiv and attacked two cargo ships carrying supplies to Ukrainian armed forces, as well as a seagoing tug used to deploy underwater drones.

State Grid Co. said recent widespread heat drove record electricity loads across its operating area, with the North China and Northeast regional grids and provincial grids in Tianjin, northern Hebei, Jiangsu, Liaoning and eastern Inner Mongolia repeatedly hitting new peaks between July 27-31. The company said it is prioritizing supply security, intensifying use of cross-provincial/trans‑regional transmission corridors, conducting inter-regional surplus‑deficit transfers and temporal-spatial load balancing, and tightening operational responsibilities and O&M while implementing a 24-item, six-area peak-summer supply plan to safeguard grid stability and reliable power for economic and residential demand.

Fars News said some "media linked to adversaries" had reported Iran agreed to a plan to reopen the Strait of Hormuz. Sources denied the report and said Iran’s policy toward the strategic waterway has not changed.