The US midterm elections landslide victory for the Democrats shook Asian markets, with the Hang Seng Index rising 1.7% while the Nikkei 225 fell 1.4%. Asian stock markets closed mixed on Wednesday as investors assessed potential stricter regulatory scrutiny from Congress on the AI industry and government spending. Among them, the Hong Kong Hang Seng Index closed up 1.7%, the South Korea Composite Stock Price Index rose 0.6%, and Japan's Nikkei 225 index fell 1.4%. Analysts believe the US elections may exert pressure on the region's tech stocks and hardware manufacturers.