南京熊猫电子，一度大涨超56%

Core Viewpoint - Nanjing Panda Electronics saw a significant surge of over 56%, leading the brain-computer interface concept stocks to rise against the market trend [12][13]. Group 1: Market Performance - On June 17, Hong Kong's three major stock indices fell, with the Hang Seng Index down 0.34%, the Hang Seng Tech Index down 0.15%, and the Hang Seng China Enterprises Index down 0.4% [1]. - The total market turnover for the day was HKD 202.1 billion, a decrease from the previous trading day [1]. - Southbound capital net purchases amounted to HKD 6.302 billion [1]. Group 2: Stock Movements - Major declines were observed in blue-chip stocks, with Chow Tai Fook down 7.29%, CSPC Pharmaceutical down 6.40%, and China Biologic Products down 5.30% [3][4]. - The healthcare sector saw significant drops, with the healthcare index down 4% and several pharmaceutical stocks like Health Road down 25.70% and Green Leaf Pharmaceutical down 11.08% [6][9]. Group 3: Brain-Computer Interface Sector - Nanjing Panda Electronics experienced a peak increase of 56.25%, closing at HKD 5.30 per share, a rise of 38.02% for the day [13][17]. - Other companies in the brain-computer interface sector also saw gains, with Brainhole Technology up 22.65% and Micron Brain Science up 18.47% [16][17]. - The global brain-computer interface market is projected to reach USD 3.3 billion by 2027, with a compound annual growth rate of approximately 13.5% [18]. Group 4: Chow Tai Fook's Bond Issuance - Chow Tai Fook announced plans to issue HKD 8.8 billion convertible bonds at a 26% premium, raising concerns about equity dilution, leading to a significant drop in its stock price [20][23]. - The net proceeds from the bond issuance are expected to be approximately HKD 8.715 billion, aimed at developing gold jewelry business and upgrading stores [26].