A股异动丨价格飙升超预期，EC概念股走强，海科新源创历史新高

Core Viewpoint - The A-share market for electrolyte solvent ethylene carbonate (EC) stocks continues to strengthen, driven by a seasonal price surge in lithium battery materials such as lithium hexafluorophosphate, electrolytes, and ethylene carbonate [1] Group 1: Market Performance - The stock of Haike Xinyuan surged over 14%, reaching a historical high [1] - Shida Shenghua's stock increased by more than 6% [1] Group 2: Price Trends - As of November 27, the price of ethylene carbonate reached 7,600 yuan per ton, a significant increase of 76.74% from 4,300 yuan per ton on November 11 [1] - The price surge exceeds market expectations, indicating strong demand in the sector [1]