ETERN(SH:600105) 市值风云·2025-12-11 10:11Core Viewpoint - The nuclear energy industry is experiencing significant positive developments, with major projects like the successful grid connection of the "Hualong One" nuclear power unit and advancements in thorium-based molten salt reactors, indicating a promising future for the sector [3][4]. Group 1: Company Performance - Yongding Co., Ltd. has seen its stock price surge nearly 280% year-to-date and approximately 450% over the past 15 months, driven by the positive sentiment in the nuclear energy sector [4]. - Despite the stock price increase, the controlling shareholder, Yongding Group, has been reducing its stake, selling 3.0165 million shares for over 48 million yuan, raising concerns about the company's ability to sustain its high market valuation [6][10]. - In the first three quarters of 2025, Yongding reported revenue of 3.63 billion yuan, a year-on-year increase of 22.1%, breaking a long stagnation in revenue growth [10]. Group 2: Profitability Analysis - The company's net profit for the same period reached 330 million yuan, a staggering increase of 474.3%, with the non-recurring net profit soaring by 613.7%, suggesting a one-year profit equivalent to seven years [8][10]. - However, the majority of this profit (96.66%) stemmed from investment income, primarily from real estate ventures, raising questions about the sustainability of its core business [10][11]. - Excluding investment income, the company's remaining profit was only 11 million yuan, down from 31 million yuan the previous year, indicating a decline in operational performance [11][12]. Group 3: Business Segments - Yongding's main business lines include optical communication and power transmission, with automotive wiring harnesses being the largest revenue source, projected to generate 1.206 billion yuan in 2024, accounting for nearly 30% of total revenue [26]. - The power engineering segment, which is heavily reliant on overseas projects, is expected to generate 1.041 billion yuan in 2024, but its profitability is unstable due to project dependency [33]. - The high-temperature superconducting wire segment, while seen as having significant potential, has underperformed compared to peers, with revenue of only 586 million yuan in 2024, representing 14.24% of total revenue [38]. Group 4: Market Position and Challenges - The optical communication business, despite the industry's growth, has seen a revenue decline of 7.8% to 428 million yuan in the first half of 2025, failing to capitalize on the overall market expansion [51]. - The company faces significant competition in the high-temperature superconducting market, with its performance lagging behind competitors like Western Superconducting, which reported a net profit of 546 million yuan in the same period [42][44]. - Overall, Yongding's narrative reflects a company that has been buoyed by market trends but lacks substantial operational performance to justify its stock price, raising concerns about its long-term viability [53][54].