Hong Kong-listed chip stocks extended their gains during the session, with Biren Technology (06082.HK) surging over 10.5%, Hua Hong Semiconductor (01347.HK) rising over 6%, Tianshu Zhixin (09903.HK) climbing over 5.5%, and Hanteng Technology (02726.HK), Montage Technology (06809.HK), Innoscience (02577.HK), and Tianyu Semiconductor (02658.HK) all rising over 3.5%.