南都电源：目前公司大储在手未发订单7.8GWh

Group 1 - The core viewpoint of the article highlights that Nandu Power (300068) has provided insights into its lithium and lead battery production capacity utilization rates for the first half of 2025, which are 70.4% and 62.5% respectively [1] - The company currently has an unfulfilled order backlog of 7.8 GWh for large storage systems, with 2.3 GWh of this backlog coming from overseas markets [1] - Key overseas markets for the company include Australia, Europe, the United Kingdom, and the Middle East [1]