超3000股飘绿，存储芯片股大涨

Market Overview - A-shares showed a mixed performance on September 12, with the Shanghai Composite Index rising and breaking the previous high of 3888.60 points set on August 26, marking the highest level since August 19, 2015 [1][2] - The Shanghai Composite Index closed up 0.24% at 3884.71, while the Shenzhen Component Index rose 0.15% to 12999.45, and the ChiNext Index fell 0.52% to 3037.83 [2] Trading Volume - The total trading volume in the Shanghai and Shenzhen markets exceeded 1.6 trillion yuan, with over 3000 stocks declining [1][2] Sector Performance - The non-ferrous metals and storage chip sectors performed strongly, with Northern Copper and Yunnan Copper seeing significant gains [2] - The basic metals index rose by 2.37%, with aluminum and copper prices reaching near six-month highs [3][2] Storage Chip Sector - The storage chip sector showed strong performance, with stocks like Demingli and Dongxin shares hitting the daily limit, and Zhaoyi Innovation and Wanrun Technology also gaining [5][6] - Kioxia announced a partnership with NVIDIA to develop a new type of SSD that is nearly 100 times faster than traditional SSDs [5] AI Cloud Market - The AI cloud market in China is projected to reach 22.3 billion yuan by mid-2025, with Alibaba Cloud holding a 35.8% market share, surpassing the combined share of the second to fourth players [5] CPO and Solid-State Battery Sectors - The CPO sector continued to adjust, with stocks like Xinyi Sheng and Tianfu Communication experiencing declines [7] - Solid-state battery stocks also faced adjustments, with companies like Xian Dao Intelligent and Nandu Power seeing significant drops [7]