对近期重要经济金融新闻、行业事件、公司公告等进行点评：晨会纪要-20251126

Group 1: Industry Overview - The global storage chip manufacturers, including Samsung, SK Hynix, Kioxia, and Micron, are planning to collectively reduce production in the second half of 2025 to drive market prices up, signaling a potential recovery from two years of price decline [2][3] - Samsung's NAND wafer production target has been adjusted down by approximately 7% from 5.07 million wafers last year to 4.72 million this year, while Kioxia's production is also reduced from 4.8 million to 4.69 million [2] - SK Hynix's NAND production has decreased from 2.01 million wafers to about 1.8 million, a decline of around 10%, and Micron is maintaining conservative supply levels at its Singapore Fab 7 plant [2] Group 2: Market Demand and Trends - The demand for storage is expected to remain strong due to the rapid increase in storage capacity requirements driven by AI applications, including high growth in AI server demand and significant increases in per-unit usage [4] - The shortage of HDD supply is also contributing to the demand for NAND flash as a substitute [4] Group 3: Investment Recommendations - The report maintains an "overweight" rating for the electronics industry, highlighting investment opportunities in AI infrastructure, edge-side SOC, foldable smartphone supply chains, and the storage industry [5] - Specific companies to watch in the AI infrastructure sector include Cambricon, Chipone, and Aojie Technology, while in the edge-side SOC sector, attention is drawn to Rockchip, Hengxuan Technology, Lexin Technology, and Zhongke Lanyun [5] Group 4: ETF Market Overview - As of November 21, 2025, there are 1,367 ETFs in the Shanghai and Shenzhen markets, with a total asset management scale of 56,052.19 billion [7] - The stock-type ETFs account for 1,065 of these, with a total of 35,817.87 billion, while bond-type ETFs consist of 53, totaling 7,187.78 billion [7] Group 5: ETF Performance Insights - The median weekly change for stock-type ETFs was -4.56%, with media and banking ETFs performing relatively well, while the Sci-Tech Innovation Board's new energy ETF and photovoltaic leading ETFs showed significant declines [9] - The healthcare ETF saw the largest increase in shares, adding 2.581 billion shares, while the banking ETF experienced the most significant decrease, losing 1.608 billion shares [10] Group 6: ETF Rotation Strategy - The PB-ROE framework identifies high PB and high ROE industries as key focus areas, with historical backtesting showing that only these sectors achieved excess returns [11] - The combined strategy from the third and fifth quadrants yielded an annualized return of 11.93%, with an excess return of 13.22% [12] - Recommended sectors for the current week include non-ferrous metals, coal, and beauty care, with corresponding ETFs suggested for investment [13]