On December 22, the A-share market demonstrated a full-day trend of bolstering amid fluctuations. The Shanghai Composite Index surged back above the 3,900-point threshold, while the ChiNext Index soared by over 2%. The Hainan sector witnessed a broad-based rally, with nearly 20 stocks reaching their daily price limits. Computing hardware stocks displayed vigorous momentum, with several, including Hengtong Optoelectronic, hitting their daily limits. The semiconductor industry chain also saw strength, with shares like Kema Technology achieving daily limit gains. Conversely, AI medical concept stocks experienced a downturn, with Huaren Health plummeting by more than 9%. In terms of individual stock performance, over 2,900 stocks advanced across the Shanghai, Shenzhen, and Beijing markets, with total trading volume surpassing 1.88 trillion yuan. At the market close, the Shanghai Composite Index had risen by 0.69%, the Shenzhen Component Index by 1.47%, and the ChiNext Index by 2.23%.