A股异动丨EC概念股走强，海科新源、石大胜华涨停

Core Viewpoint - The A-share market for electrolyte solvent ethylene carbonate (EC) stocks is experiencing a strong performance, with notable price increases in key companies [1] Group 1: Market Performance - Companies such as Haike Xinyuan have reached a 20% limit up, Aoke Co. has risen over 12%, and Shida Shenghua has also hit a 10% limit up [1] - The prices of lithium battery electrolyte components, including lithium hexafluorophosphate, ethylene carbonate (EC), and electrolyte additive vinylene carbonate (VC), have shown an upward trend [1] Group 2: Price Trends - On November 26, data from Shanghai Nonferrous Metals Network indicated that the price of battery-grade ethylene carbonate (EC) has been increasing since early November, with a recent acceleration in price growth [1] - EC is identified as a primary solvent and a key raw material for VC and FEC, with demand for EC additives expected to exceed 300,000 tons by 2026 [1]