At the close of Hong Kong stocks, the Hang Seng Index closed up 0.68%, the Science and Technology Index closed up 2.64%, chip stocks and duty-free concept stocks strengthened, China Duty Free Group (01880.HK) rose 23.7%, and Semiconductor Manufacturing International Corporation (00981.HK) rose 10.5%. The net purchase amount of southbound funds throughout the day was nearly 35 billion yuan, setting a record for the highest single-day net purchases in history.