Let’s be real—energy storage used to be the “luxury car” of renewable energy. But today, it’s more like a budget-friendly bicycle. In 2022, the average price for a lithium-ion battery storage system was around ¥2/Wh. Fast forward to 2025, and you’ll find systems priced as low as ¥0.47/Wh—cheaper than your morning latte[2][6]. What caused this freefall? A mix of cutthroat competition, policy shifts, and tech breakthroughs that turned storage from a “nice-to-have” to a “must-have” for solar farms and grid operators alike. [2021-02-23 16:52]
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