At the close of Hong Kong stocks, the Hang Seng Index closed down 0.03%, the Sci-Tech Index closed up 0.56%, Hesai-W (02525.HK) closed up nearly 10% on its first day of listing, Longpan Technology (02465.HK) closed up 27.6%; Yaojie Ankang-B (02617.HK) closed down 53.7%.