Group 1 - Samsung SDI signed a memorandum of understanding with Korea East-West Power to jointly develop and invest in energy storage and renewable energy projects globally, focusing on new business models and the dissemination of renewable energy knowledge [2] - Korea East-West Power, a subsidiary of Korea Electric Power Corporation, is the largest power company in South Korea and has extensive experience in power plant construction and operation through projects in markets like the USA, Australia, Saudi Arabia, and Indonesia [3] - The company has gained industry recognition for its innovative business model that integrates power generation infrastructure and energy solutions, having built and operated South Korea's first power-side energy storage project [3] Group 2 - The article mentions a "V-shaped reversal" behind the performance of Sunwoda [4] - A 10GWh solid-state battery project has been signed in Huanggang, Hubei [4] - Three major companies have won bids for a 7GWh energy storage cell procurement by State Power Investment Corporation [4] - The second "Starting Point Lithium Battery Cylindrical Cell Technology Forum" and the top 20 cylindrical battery ranking conference will be held in Shenzhen in April 2026 [4]