三星海力士Q1拟提价70%，存储芯片概念上涨，长川科技创历史新高

Group 1 - The A-share market shows strong performance in storage chip stocks, with companies like Yingxin Development and Leike Defense hitting the daily limit, while Guokewi and Purun shares rose over 8% [1] - Notable companies such as Changchuan Technology and Aerospace Zhizhuang reached historical highs [1] - The overall trend indicates a shift towards a seller's market due to increased demand for AI, as major South Korean chip manufacturers Samsung Electronics and SK Hynix plan to raise server memory prices by up to 70% in Q1 [2] Group 2 - TrendForce's latest survey predicts a significant increase in DRAM contract prices by 55-60% in Q1 2026 due to a shift in production capacity towards AI server demands, leading to a tight supply in other markets [3] - NAND Flash prices are also expected to rise by 33-38% as manufacturers control capacity and strong server demand crowds out other applications [3]