贵金属、光模块强势拉升，万亿紫金矿业大涨4%，中国黄金3连板

Market Overview - A-shares showed a rebound after hitting a low, with the ChiNext Index and Shanghai Composite Index turning positive after earlier declines [1] - The total market turnover for the half-day was 1.89 trillion yuan, a decrease of 325.2 billion yuan compared to the previous trading day, with over 4,400 stocks declining [1] Index Performance - Shanghai Composite Index: 4134.03 (+1.43, +0.03%) [2] - Shenzhen Component Index: 14262.96 (-53.67, -0.37%) [2] - ChiNext Index: 3333.91 (+14.76, +0.44%) [2] - Total A-shares: 6815.06 (-31.46, -0.46%) [2] Precious Metals Sector - The precious metals sector saw a rebound, with China Gold achieving three consecutive trading limit increases and Hunan Gold achieving two [3] - Hunan Silver quickly turned positive after previously hitting the trading limit [3] Precious Metals Prices - Global precious metals market experienced significant fluctuations, with gold prices reaching approximately $5070 per ounce and silver prices at $111 per ounce [5] - The report from Huawen Futures suggests that the investment attributes of gold and silver may strengthen due to the weakening of the US dollar's credibility [5] CPO Concept Performance - The CPO concept stocks performed actively, with Yuanjie Technology rising over 10% to reach a historical high, and Huilv Ecology hitting the trading limit [5] - A report indicated that the revenue from the data communication optical module market is expected to exceed $18 billion by 2025, driven by AI [5] Storage Chip Sector - The storage chip sector also showed strong performance, with Puran shares rising over 12% to a new high and Hengsuo shares increasing over 10% [6] - Samsung Electronics announced a price increase of over 100% for NAND flash memory supply in Q1, significantly exceeding market expectations [6] Commercial Aerospace Sector - The commercial aerospace sector rebounded, with Electric Science Chip (600877) hitting the trading limit and Western Materials also reaching the limit [7] - Zijin Mining's trading volume reached 20 billion yuan, with a 4.03% increase, bringing its market value to over 1.2 trillion yuan [7] Zijin Mining Acquisition - Zijin Mining announced an agreement to acquire Allied Gold Corporation at a cash price of 44 Canadian dollars per share, totaling approximately 5.5 billion Canadian dollars, equivalent to about 28 billion yuan [8]