Group 1 - The core viewpoint of the article highlights the recent research conducted by the well-known private equity firm Ruiyi Investment on a listed company, Del's shares, focusing on its advancements in solid-state battery technology and its strategic partnerships [1] - Del's shares have been developing solid-state batteries since 2018, utilizing oxide-based and composite organic materials for electrolytes, with samples passing third-party testing in 2023 and patent authorization expected in 2024 [1] - The company has signed a cooperation agreement with Jiangling Group and plans to establish a pilot production line by 2025, aiming to participate in exhibitions to showcase its products [1] - The solid-state battery samples demonstrate high safety and stability, employing mature coating processes to reduce costs, with applications planned for electric vehicles, drones, robots, and power tools [1] - Management anticipates significant market potential for solid-state batteries, aligning with the electrification trend in the automotive industry, and aims to expand its automotive component product categories to enhance vehicle value [1] - The company’s subsidiary, Kaku Si, produces thermal insulation, noise reduction, and lightweight products, serving major automotive clients such as Mercedes-Benz, BMW, and Audi, with nearly 70% of total revenue coming from these products [1] - Kaku Si has a global production capacity, standardized manufacturing processes, and a robust quality control system, along with a top-tier research and development center providing one-stop product development services [1] - The company plans to optimize its product structure and develop new energy vehicle products, including battery flame-retardant protective covers, while meeting the overseas supply needs of domestic automakers [1] - In 2023, the company developed a composite hydraulic retarder, which received patent authorization, and anticipates successful market expansion and increased production scale in 2024 [1]