Asian stock markets advanced for the second consecutive day, driven by positive sentiment surrounding the artificial intelligence sector. Investors are anticipating strong earnings reports from major tech companies and the Federal Reserve's upcoming interest rate decision. The MSCI Asia Pacific index gained 1.5%, with South Korea's Kospi leading the charge by nearly 6.2%. Crude oil prices also rose, adding to the positive momentum. SK Hynix, a key player in the semiconductor industry, saw its shares jump 9% after announcing plans to return $45 billion to shareholders. The company's profits surged sevenfold, surpassing market expectations. Analysts suggest the AI sector's growth potential is a key factor behind the regional market rally. The upbeat sentiment is expected to continue as investors await further developments in the tech and energy sectors.