Core Insights - The Shandong Zaozhuang Mingyuan 400MW/800MWh electrochemical energy storage project has a total investment of 1.24 billion yuan, with a unit cost of 1.55 yuan/Wh [1] - The project aims to enhance local renewable energy consumption capacity and is part of the Zaozhuang city's "14th Five-Year" renewable energy development plan [1][2] - The project includes the construction of a 400MW/800MWh energy storage system and a supporting 220kV booster station, divided into three areas: energy storage, transformer, and auxiliary facilities [1] Investment and Environmental Impact - The project has an environmental investment of 1.352 million yuan, accounting for 0.1% of the total investment [1] - It is expected to play a significant role in promoting the implementation of renewable energy development plans, constructing an energy internet, and facilitating power system reforms [2] - The project will leverage the demonstration effect of Zaozhuang's provincial "energy storage demonstration base" to drive further investments in energy storage stations [1]