储能EPC招标创新高！11月EPC规模突破55GWh，内蒙古单省超13GWh

Core Insights - The article provides an overview of the energy storage bidding market in November 2025, highlighting significant trends and data points related to project bids and market dynamics [2][3][4]. Bidding Market Overview - In November 2025, a total of 259 energy storage bidding segments were tracked, showing a year-on-year decrease of 27.9% but a month-on-month increase of 42.3% [2]. - The bidding scale for energy storage systems reached 2.8GW/8.8GWh, reflecting a year-on-year increase of 17.5% but a significant decline of 76.6% compared to the previous month [3][4]. - The EPC (Engineering, Procurement, and Construction) bidding scale reached a record high of 20.2GW/55.3GWh, with year-on-year increases of 98.3% and 105.2%, and month-on-month increases of 95.4% and 249.1% [3][4]. Regional Distribution - Inner Mongolia led the EPC bidding market with a scale of 13.5GWh, driven by multiple GWh-level projects, including a notable compressed air energy storage project exceeding 6GWh [6]. - Shanxi province's EPC bidding scale was 5.6GWh, with independent energy storage projects making up 92.8% of the total, showcasing a diverse range of technologies including flywheels and supercapacitors [6]. Technology Classification - Lithium-ion battery projects dominated the bidding landscape, accounting for 80.5% of the total EPC project scale at 44.5GWh, with a month-on-month increase of 209.6% [7]. - Compressed air energy storage projects saw a significant increase, with a total bidding scale of 10.3GWh, reflecting a month-on-month growth of 635.7% [7]. Bidding Entities - A total of 55 entities participated in the energy storage system bidding, marking a year-on-year decrease of 37.5% and a month-on-month decrease of 16.7% [10]. - For EPC bidding, 139 entities were involved, showing a year-on-year decrease of 32.2% but a month-on-month increase of 52.7% [10].