CSDLH.CSDLH is a smart manufacturing and green energy service provider specializing in the R&D and production of large cylindrical lithium-ion batteries and modules. Since 2021, the company has clearly defined its market focus on industrial and commercial user-side applications, grid-side frequency regulation, and residential energy storage. It has successfully developed large cylindrical lithium-ion battery products for energy storage that combine high-rate performance with excellent cycle life. After three years of development, its products have gained widespread customer recognition for outstanding safety, high-rate capability, efficient conversion, and long cycle life, providing reliable cell and PACK system solutions for energy storage applications.