爆发！这一板块，多股涨停！

Group 1 - The A-share market experienced narrow fluctuations on November 20, with major indices showing mixed performance. The banking sector showed significant strength, with China Bank reaching a historical high in its adjusted price [1][4] - The banking sector led the gains, with the index rising nearly 2% at one point. China Bank's stock rose over 5%, while other banks like Construction Bank, Postal Savings Bank, and Everbright Bank also saw notable increases [4] - The lithium mining concept stocks surged again, driven by a significant rise in lithium carbonate futures, which hit a new annual high with an intraday increase of over 4% [2][8] Group 2 - In the lithium mining sector, several stocks hit their daily limit, including Zhangguang Co., Dawi Co., and Weiling Co., with intraday increases exceeding 10% for multiple stocks [6] - Specific stock performances included Zhangguang Co. with a 20% increase, Dawi Co. rising 10%, and Weiling Co. increasing by 66.6% [7]