Core Insights - The domestic energy storage and battery market is experiencing significant growth, with May's installed capacity reaching 23.1 GWh, reflecting a year-on-year increase of 679% and a month-on-month increase of 427% [1] - The sales of energy storage and other batteries in May reached 36 GWh, with a year-on-year increase of 69% and a month-on-month increase of 15% [1] - The lithium battery sector is seeing price declines, with lithium carbonate priced at 59,600 CNY/ton, down 7% from the previous month, and lithium hydroxide at 62,400 CNY/ton, down 5% [1] Industry Changes - The solid-state battery technology is transitioning from pilot production to mass production, with key companies receiving MWh scale orders and planning GWh scale production lines [1][6] - The solid-state battery is expected to enter the vehicle testing phase between 2026 and 2027, marking a significant technological advancement in the industry [3] - The overall performance of the lithium battery sector has been active since June 2025, with over half of the segments outperforming major indices [2] Market Trends - The sales of new energy vehicles in May reached 1.22 million units in China, showing a year-on-year increase of 33% and a month-on-month increase of 17% [1][4] - The cumulative sales of new energy vehicles from January to May reached 4.98 million units, reflecting a year-on-year increase of 41% [1] - The market for energy storage in China is driven by the "531 installation rush," leading to a significant increase in installed capacity [4] Investment Recommendations - The lithium battery sector is expected to shift from broad market-driven growth to structural opportunities led by technological breakthroughs and new application fields in 2025 [7] - Key companies recommended for investment include CATL, EVE Energy, Keda Industrial, and Xiamen Tungsten [7]