At the opening bell in Hong Kong, the Hang Seng Index rose 0.34%, while the Tech Index gained 0.45%. Hesai-W (02525.HK) saw its stock price surge 7.7% on its first day of trading; Longpan Technology (02465.HK) surged 15% after its holding company signed a procurement agreement with Contemporary Amperex Technology (CATL) for over 6 billion yuan; and CATL (03750.HK) saw its stock price rise 2.8%.