Mei Ri Jing Ji Xin Wen·2026-01-20 02:05Group 1 - The A-share market showed mixed performance on January 20, with the Shanghai Composite Index rising by 0.09%, driven by gains in real estate, building materials, and construction decoration sectors, while the comprehensive and communication sectors experienced declines [1] - The chip technology stocks performed strongly, with the chip ETF (159995.SZ) increasing by 1.16% as of 9:45 AM, and notable individual stock performances included Beijing Junzheng up by 6.08%, Longxin Zhongke up by 5.85%, and Lanke Technology up by 4.03% [1] Group 2 - The demand for AI chips and storage chips remains high, leading overseas storage manufacturers to allocate resources towards advanced packaging (such as HBM), which may tighten the testing capacity for standard storage chips [3] - Rising prices of raw materials such as gold, silver, and copper have significantly increased packaging costs, potentially leading to price hikes across the testing industry [3] - According to Open Source Securities, in a high-demand environment, testing companies may pass on cost pressures through price adjustments and improve profitability, while also optimizing product structures to focus on higher-margin businesses [3] - The chip ETF (159995) tracks the National Chip Index, comprising 30 leading companies in the A-share chip industry across materials, equipment, design, manufacturing, packaging, and testing, including SMIC, Cambricon, Changdian Technology, and Northern Huachuang [3]