Asian stock markets started the week with mixed performance as concerns over U.S. economic growth and uncertainty surrounding President Donald Trump's trade policies weighed on investor sentiment. In Hong Kong, the Hang Seng Index fell 1.85% to close at 23,783.49, led by declines in technology and semiconductor stocks. The Hang Seng Tech Index dropped over 2.5%, while semiconductor firms such as SMIC and Hua Hong Semiconductor fell over 6% and 5%, respectively. Shares of Alibaba decreased by 3.93%. China's latest inflation data showed consumer prices slipping back into deflation for the first time in a year, further stoking concerns about the world's second-largest economy. U.S. stock futures declined as investors reacted to mounting concerns about the economic outlook and trade policy uncertainty. Nasdaq 100 futures dropped over 1%, S&P 500 futures fell 0.9%, and Dow futures were down 0.7%. Major tech stocks were weak in premarket trading, with Tesla down 2.5% and Nvidia down 2%. European equities opened flat amid similar fears regarding U.S. economic growth and potential tariff impacts.