电工合金涨2.13%，成交额4289.40万元，主力资金净流入174.35万元

Group 1 - The core viewpoint of the news is that Electric Alloy has shown significant stock performance with a year-to-date increase of 70.47%, despite recent fluctuations in the stock price [1][2] - As of December 19, Electric Alloy's stock price reached 16.30 yuan per share, with a market capitalization of 7.052 billion yuan [1] - The company has seen a net inflow of main funds amounting to 1.7435 million yuan, with large orders accounting for 13.04% of total buying [1] Group 2 - Electric Alloy's main business involves the research, production, and sales of copper and copper alloy products, with revenue composition being 66.21% from copper busbars, 29.90% from electrified railway contact networks, and 3.29% from high-voltage connectors for new energy vehicles [1][2] - For the period from January to September 2025, Electric Alloy achieved operating revenue of 2.293 billion yuan, representing a year-on-year growth of 25.11%, and a net profit attributable to shareholders of 127 million yuan, up 38.45% year-on-year [2] - The company has distributed a total of 451 million yuan in dividends since its A-share listing, with 186 million yuan distributed in the last three years [3]