长缆科技(002879.SZ)：双江能源在天然酯绝缘油新兴细分领域已形成技术与客户优势

Core Viewpoint - Double River Energy has established technological and customer advantages in the emerging niche of natural ester insulating oil, which is considered an ideal environmentally friendly insulating oil for transformers due to its high flash point, high fire point, natural biodegradability, low toxicity, strong overload capacity, and good safety [1] Group 1: Company Developments - Double River Energy has successfully applied natural ester insulating oil in significant projects, including the world's first 110kV natural ester three-dimensional rolled iron core transformer in Shandong and a 180 MW offshore photovoltaic project by the Three Gorges Group [1] - In 2024, Double River Energy plans to increase its R&D investment and participate in the national key technology project for smart grids, focusing on the development of key technologies for plant-based insulating oil for ultra-high voltage power transformers [1] - By 2025, Double River Energy aims to accelerate the deepening of natural ester and synthetic ester insulating oil technologies, expand its market presence, and promote sustainable development in response to global energy transition demands [1]