The container energy storage system includes: energystorage battery system, PCS booster system, fire fighting system,monitoring system, etc. It is widely used in scenarios such aspower security, back-up power, peak shaving and valley filling,new energy consumption and grid load smoothing, etc.* Flexible configuration of battery system types and capacitiesaccording to customer requirements * The PCS has a modular architecture, simple maintenance andflexible confiquration, allowing for multiple parallel machines Support parallel and off-grid operation mode, seamless switching. * Black start support * EMS unattended system, locally controlled, cloud-monitored operation, with highly customized features *  Various modes including peak and valley reduction, demand response, backflow prevention, back-up power,command response,etc. * Complete gas fire extinguishing system and automatic fire monitoring and alarm system with audible and visualalarm and fault uploading * Complete thermal and temperature control system to ensure that the battery compartment temperature is withinthe optimum operating range * Access control system with remote control and local operation.