MEDBOT-B (02252.HK) -0.440 (-1.575%) Short selling $31.53M; Ratio 15.241% opened 6.7% higher today before its gains sharply expanded in the morning session. The stock rose above both the 50-day and 100-day MAs (approx. $23.75 and $24.75 each), and expanded the downward trendline formed since October. It peaked at $27.8, hitting a nearly-2-month high, and last snowballed 30.19% to close at $27.6 near midday. Trading volume surged to 17.6027 million shares, involving $444 million.On Christmas Eve (24 December), MEDBOT-B announced that its self-developed bronchoscopic surgical robot, UniPathTM Electronic Bronchoscopic Surgical Robotic System (UniPath), has been officially approved by China's National Medical Products Administration (NMPA).Brain-computer interface concept stocks listed on the A-share market broadly prospered. XYME (688626.SH) -1.920 (-2.850%) shot up 8.5% at midday, while MEHOW (301363.SZ) -0.490 (-1.567%) and INNOVATIVE MEDICAL (002173.SZ) -0.870 (-2.807%) closed up 5.1%. CENTURY HUATONG (002602.SZ) -0.480 (-2.607%) , HANWEI ELECTRONICS (300007.SZ) -1.280 (-2.442%) and APON MEDICAL (300753.SZ) -1.030 (-2.995%) jumped up 2.6-3.8%.(HK stocks quote is delayed for at least 15 mins.Short Selling Data as at 2026-02-27 16:25.) (A Shares quote is delayed for at least 15 mins.)