Quality requirements for energy storage cabinets encompass a wide range of factors. Performance metrics, material quality, safety protocols, and regulatory compliance are among the most critical aspects that need to be prioritized by manufacturers. All single machine equipment and distributed systems interact with METhe manufacturing process of a Battery Energy Storage System (BESS) plays a critical role in ensuring product reliability, safety, and long-term performance. Compliance with regulatory guidelines is vital. This article will introduce in detail how to design an energy storage cabinet device, and focus on how to integrate key components such as PCS (power conversion system), EMS (energy management system), lithium battery, BMS (battery management system), STS (static transfer switch), PCC (electrical.