Shanghai and Shenzhen markets traded a combined CNY 3.5524 trillion on June 26, down CNY 41.88 billion from the prior session. Shanghai turnover was CNY 1.6212 trillion (prev CNY 1.6190 trillion), volume 660m lots (prev 670m); Shenzhen turnover was CNY 1.9312 trillion (prev CNY 1.9753 trillion), volume 837m lots (prev 831m). Top turnover stocks: Zhongji Xuchuang CNY 44.48 billion, GigaDevice CNY 37.42 billion, BOE Technology CNY 35.68 billion, Xinyisheng CNY 35.28 billion, JCET Group CNY 35.23 b

Samsung will unveil on the 29th at the Blue House a KRW 1,000 trillion (about $650 billion) investment blueprint over the next decade for semiconductors, AI data centers, secondary batteries and displays — a package Samsung says consolidates planned capex across its core businesses and equals roughly half of South Korea’s GDP. Samsung is considering about KRW 300 trillion for semiconductor fabs in the Gwangju–Jeollanam‑do area, aligned with the government’s plan for a second southwestern semiconductor cluster; Samsung Electronics chairman Lee Jae‑yong conveyed the proposal to President Lee after a meeting on the 25th.

Stoxx Europe 600 losses widened to 1%, hitting an intraday low.