The world's first intelligent grid-forming photovoltaic and energy storage power station, tailored for ultra-high altitudes, low-temperatures and weak-grid scenarios, has been connected to the grid in Ngari prefecture, Southwest China's Xizang autonomous region. Introducing the Largest Independent Energy Storage Station in China: 200MW/400MWh Now Online in Ningxia! Comprising four 50MW/100MWh energy storage arrays, seamlessly integrated with 35kV lines and elevated to 110kV for grid connection, this monumental project links to the core substation at 330kV. On 8 September, the world's first 400MWh energy storage power station based on 628Ah large energy storage batteries achieved successful one-time power delivery.