When the Hong Kong stock market opened, the Hang Seng Index opened down 0.36%, and the Hang Seng Technology Index opened down 0.48%; on the first day of listing, Volkswagen Dental (02651.HK) rose 20%, and Lens Technology (06613.HK) rose more than 3%; the non-ferrous metal concept strengthened, China Dazhi Nonferrous Metals (00661.HK) rose more than 13%, and Trump said that the copper tariff will reach 50%.