600050突然爆发，688345尾盘20%涨停

Market Overview - The Shanghai Composite Index maintained a narrow fluctuation, closing up 0.38% at 3826.84 points, while the Shenzhen Component Index rose 0.61% to 12666.84 points. The North Exchange 50 Index surged over 3% during the session, closing up 1.78% [1] - The total trading volume across the Shanghai, Shenzhen, and North exchanges reached 246.34 billion yuan, an increase of 114.6 billion yuan from the previous day [1] Satellite Communication Sector - China Unicom's stock rose nearly 5% after the Ministry of Industry and Information Technology granted it a license for satellite mobile communication services, allowing it to conduct direct satellite mobile services [3][5] - The satellite communication sector saw significant gains, with stocks like China Satellite and Shanghai HuGong hitting the daily limit, and Chuangyuan Xinke rising over 15% [5][3] Robotics Sector - The humanoid robotics sector experienced strong performance, with stocks such as Zhaomin Technology, Jun Dingda, and World hitting the daily limit of 20% [6] - Tesla's announcement regarding the new version of its Optimus humanoid robot has positively influenced the robotics market, with expectations for increased production and delivery targets [8][7] Hong Kong Market - Baidu Group's stock surged over 9%, reaching a new high since October last year, while Alibaba also saw gains of nearly 5% [9][10] - The rise in Baidu's stock is attributed to its involvement in supporting Apple's AI services in China, as it collaborates with Alibaba to provide foundational models for the upcoming Apple smart services [10]