Xin Lang Cai Jing·2025-12-30 06:19Group 1 - The core viewpoint of the news is that China Shipbuilding Defense experienced a decline in stock price, closing at 28.31 yuan per share, with a trading volume of 4.25 billion yuan and a market capitalization of 400.16 billion yuan [1] - China Shipbuilding Defense, established on October 21, 1994, and listed on October 28, 1993, specializes in high-end marine power equipment research, manufacturing, system integration, sales, and services [1] - The company's main business revenue composition includes: ship products 92.37%, ship repair and modification 4.39%, others 1.37%, electromechanical products and others 1.20%, offshore engineering products 0.34%, and steel structures 0.33% [1] Group 2 - Longxin Fund's Longxin National Defense Military Industry Quantitative Mixed A Fund (002983) is among the top ten circulating shareholders of China Shipbuilding Defense, having increased its holdings by 3.1799 million shares to a total of 7.1035 million shares, representing 0.5% of circulating shares [2] - The Longxin National Defense Military Industry Quantitative Mixed A Fund has a current scale of 905 million yuan, with a year-to-date return of 47.4%, ranking 1351 out of 8087 in its category [2] - The fund has achieved a return of 91.52% since its inception on January 5, 2017 [2]