Group 1 - The article discusses multiple independent energy storage projects in Inner Mongolia, including the procurement of energy storage system equipment for three distinct projects with varying capacities [1][2] - The projects include a 500,000 kW/2,000,000 kWh independent energy storage project in Huade, a 400,000 kW/1,600,000 kWh project in Dengkou County, and a 400,000 kW/1,600,000 kWh project in Balinzuoqi, Chifeng City [1][2] - Bidders can participate in multiple segments but can only win one segment, with a specific order of candidate recommendation for each segment [1] Group 2 - Shandong High-Speed Energy Development Co., Ltd. plans to procure lithium iron phosphate energy storage system equipment with a total capacity of 195 MW/390 MWh to meet project demands [4] - The procurement includes production, supply, transportation, warranty, and after-sales service for the energy storage system equipment [4] Group 3 - China Railway Ninth Bureau Group is conducting a secondary public tender for a 210 MW/840 MWh independent energy storage power station project, which will utilize lithium iron phosphate batteries [5][6] - The project will consist of 42 basic storage units, each configured with two 40-foot 10 MWh battery cabins and one transformer unit [5]