Market Overview - The main board led the gains with notable stocks such as Dongxu Group (+10.08%), Xinhua Du (+10.05%), and Sanwei Communication (+10.04%) [1] - The ChiNext board saw significant increases with Yuan Dao Communication (+20.01%) and Si Quan New Materials (+20.00%) [1] - The Sci-Tech Innovation board was led by Ding Tong Technology (+8.36%) and Dang Hong Technology (+7.29%) [1] - Active sub-industries included SW Printed Circuit Boards (+6.96%) and SW Communication Network Equipment and Devices (+4.68%) [1] Domestic News - Dongxu Group announced the successful development of its first batch of semiconductor packaging substrate glass and TGV-related products, achieving international first-class technical indicators [1] - Aosong Semiconductor's 8-inch MEMS specialty chip IDM industrial base project has officially commenced production, featuring a comprehensive range of facilities [1] - Lian Micro indicated that its 6-inch silicon carbide-based gallium nitride products have passed customer validation and are expected to ship in the second half of the year [1] - JBD launched the "Hummingbird II" color light engine, achieving a compact size of 0.2 cubic centimeters, unlocking full-color display experiences for lightweight AR glasses [1] Company Announcements - Zhongrong Electric announced a cash dividend of RMB 0.70 per 10 shares to shareholders [3] - Sanwei Communication reported the release of 13 million shares from pledge by a shareholder, representing 1.60% of the company's total share capital [3] - Jucan Optoelectronics disclosed a change in shareholding due to the cancellation of 32,831,660 repurchased shares, resulting in an increase in the holding percentage of a major shareholder [3] - Shengyi Technology reported the results of share reductions by senior management, with specific holdings detailed [3] Overseas News - Apple launched the iPhone 17 series, introducing the thinnest iPhone to date, the iPhone Air, featuring advanced ceramic panels [2] - SanDisk announced a price increase of over 10% for its products, effective from September 5 [2] - Micro LED technology is rapidly penetrating consumer electronics, with significant products expected to drive market value growth by 2029 [2] - Japan's smartphone market saw a year-on-year shipment increase of 11% in Q2 2025, maintaining double-digit growth for the second consecutive quarter [2]