港股收评：恒生指数跌0.34% 恒生科技指数跌0.15%

Market Performance - The Hang Seng Index closed down by 0.34% and the Hang Seng Tech Index decreased by 0.15% [1] - The Hong Kong Tech ETF (159751) closed down by 0.29%, while the Hang Seng Hong Kong Stock Connect ETF (159318) fell by 0.38% [1] Sector Highlights - The brain-computer interface concept saw significant gains, with Nanjing Panda Electronics (600775) rising over 38% [1] - Other companies such as Tiger Medical (300347), Kelaiying (002821), and Pop Mart experienced declines of over 6% [1] Trading Mechanism - A-share accounts can now buy Hong Kong stocks on a T+0 basis without the need for Hong Kong Stock Connect [1]