A股突发！开盘20%涨停！688585，8连板！

Group 1: Stock Performance - The stock of Shangwei New Materials has hit the daily limit for eight consecutive trading days since its resumption, with a 20% increase each day [6][7] - The latest price-to-earnings ratio of Shangwei New Materials is 105.71, significantly higher than the industry average of 23.78 [7] Group 2: Market Trends - The A-share market saw a collective rise in the three major indices, with sectors like brain-computer interfaces, pharmaceutical commerce, and multi-modal AI performing well, while sectors like photovoltaic and diversified finance declined [1] - In the Hong Kong stock market, the Hang Seng Index and Hang Seng Technology Index both rose over 1%, with notable gains from companies like NIO and Nongfu Spring [3] Group 3: Lithium and Silicon Futures - The lithium extraction sector is experiencing a surge, with companies like Fumiao Technology and Jinyuan Co. hitting the daily limit, and the price of lithium carbonate futures rising over 4% to 70,700 yuan per ton [4] - The price of polysilicon futures has also seen a significant increase, with the main contract rising 7.49% to 45,700 yuan per ton, marking a new high since its listing [4] Group 4: AI and Small Metals - The small metals sector is showing positive movement, with companies like Dongfang Zirconium hitting the daily limit, and other companies in the sector also experiencing gains [5] - AI-related stocks are active, with Nanjing Xingshi hitting the daily limit, and other companies in the sector showing strong performance following the release of OpenAI's ChatGPT Agent [5]