元素周期表新顶流！钨指数大涨9%，小金属的炒作行情能持续多久？

Core Viewpoint - The tungsten sector in the A-share market has seen a significant surge, with tungsten prices reaching historical highs due to a tight supply-demand balance driven by increased demand from the photovoltaic and AI industries [1][2]. Group 1: Market Performance - The tungsten index in the A-share market rose by 9% today, with notable stock performances: Xianglu Tungsten Industries increased by 140%, Zhangyuan Tungsten and Zhongtung High-tech nearly doubled, and Xiamen Tungsten rose by 50% since January [1]. - The price of 55% tungsten concentrate has reached a record high of 690,000 yuan per ton, marking an increase of nearly 50% since the beginning of the year [1]. Group 2: Supply Constraints - The annual mining quota for tungsten is being reduced each year, with an 8% decrease from last year, and stricter environmental regulations are leading to the shutdown of many small mines, resulting in an overall industry operating rate of less than 60% [1]. - The quality of mined ore is declining, and industry inventory levels are nearing depletion, leading to a significant supply lock [1]. Group 3: Demand Drivers - The demand for tungsten is being driven by the photovoltaic industry, where tungsten wire is replacing traditional steel wire for cutting silicon wafers, increasing tungsten consumption for each efficient solar panel produced [2]. - The AI sector's growth requires high-performance servers, which rely on precision micro-drills made from tungsten carbide, further boosting demand [2]. - A recent expansion project by Zhongtung High-tech aims to increase production capacity by 30 million PCB drill bits annually, highlighting the growing demand for tungsten in advanced manufacturing [2].