纳斯达克中国金龙指数涨2.15%至7772点，哔哩哔哩百度涨超5%

Group 1 - The Nasdaq Golden Dragon China Index increased by 2.15%, reaching 7772.06 points as of January 21 [1] - Notable stocks such as Bilibili, Baidu, and Century Internet saw gains exceeding 5% [1] - The index's previous close was 7608.38 points, indicating a significant upward movement [1] Group 2 - The index recorded a highest price of 7781.05 and a lowest price of 7735.85 during the trading session [1] - The price-to-earnings ratio of the index stands at 23.7, while the price-to-book ratio is at 2.24 [1] - Year-to-date performance shows an increase of 3.22% [1]