On the morning of September 9, China's A-share market saw its three major indices fluctuate upwards, with the Shanghai Composite Index rising by 0.07%, the Shenzhen Component Index by 0.19%, and the ChiNext Index by 0.26%. Optical communication concept stocks collectively surged, with Yangtze Optical Fibre and Cable (YOFC) hitting its daily limit, while the AI application sector entered a period of adjustment. Concurrently, Hong Kong's Hang Seng Index fell by 0.25%, and the Hang Seng Tech Index dropped by 0.51%, with most tech stocks declining. In commodities, most domestic commodity futures fell, but crude oil rose by nearly 4%.