存储芯片板块领涨，半导体设备ETF广发(560780)盘中涨近5%，近3日涨超14%！标的指数半导体设备材料权重占比超80%！

Group 1: Market Dynamics - The A-share storage chip sector opened strong on January 7, 2026, with stocks like Purun Co. hitting a 20% limit up, reaching a historical high, while others like Hengshuo Co., Jucheng Co., Jiangbolong, and Xiangnong Chip Innovation rose over 10% [1] - AMD showcased its MI455 GPU chip at CES, claiming significant performance improvements, while SK Hynix presented its 48GB 16-layer HBM4, the next generation of high-bandwidth memory [1] - Following NVIDIA CEO Jensen Huang's emphasis on memory and storage demand at CES, U.S. semiconductor stocks saw a continued rise, with reports indicating Samsung and Hynix proposed a 60%-70% price increase for DRAM in Q1 compared to Q4 of the previous year [1] Group 2: Domestic Developments - The domestic DRAM industry is making significant progress, with Changxin Storage's IPO on the Sci-Tech Innovation Board accepted, aiming to raise 29.5 billion yuan for technology upgrades and forward-looking research [2] - Aijian Securities believes this financing will accelerate the transition of Changxin's process platform to higher generations and promote the overall development of the domestic storage industry [2] - Despite the global DRAM market being dominated by Korean and American manufacturers, domestic firms have made breakthroughs in mainstream product lines, with Changxin launching JEDEC-certified DDR5 and LPDDR5X memory products [2] Group 3: Semiconductor Materials and Domestic Production - The domestic semiconductor materials localization process is accelerating, driven by high-performance computing and advanced packaging, increasing demand for key materials like CMP polishing materials and photoresists [2] - Although the overall localization rate of semiconductor materials in China remains low—less than 15% for wafer manufacturing materials and below 30% for packaging materials—there have been breakthroughs in multiple areas supported by policies and industry collaboration [2] - As AI chips, HBM, and Chiplet technologies become more prevalent, demand for high-end electronic resins and low dielectric constant materials is expected to grow, providing opportunities for domestic companies to increase their market share through technological iterations [2] Group 4: ETF Performance - As of January 7, 2026, the CSI Semiconductor Materials and Equipment Theme Index surged by 5.36%, with the semiconductor equipment ETF Guangfa (560780) rising by 4.98%, marking a three-day consecutive increase [3] - The top ten weighted stocks accounted for 65.08% of the index, with significant gains from stocks like Anji Technology (up 14.37%), Chip Source Micro (up 13.21%), and Nanda Optoelectronics (up 12.35%) [3] - The latest scale of the semiconductor equipment ETF Guangfa reached 1.6 billion yuan, a new high in nearly a month, with a notable increase of 690 million shares over the past six months [3]