Group 1 - The company Nanjing Guodian Nanzi Electric Grid Automation Co., Ltd. has applied for a patent related to the carbon optimization control modeling method for ice storage air conditioning systems in integrated energy systems, with the publication number CN120493497A and application date of April 2025 [1] - The patent involves establishing mathematical models for the operation modes of the refrigeration main engine and ice storage equipment, as well as a joint cooling mode model, aimed at optimizing energy and carbon management [1] - The company has a total of 1,591 patent records and has participated in 5,000 bidding projects, indicating a strong focus on innovation and market engagement [2] Group 2 - Nanjing Guodian Nanzi Electric Grid Automation Co., Ltd. was established in 1999 and is primarily engaged in the production and supply of electricity and heat, with a registered capital of 77.9 million RMB [2] - The company has made investments in one other enterprise and holds seven administrative licenses, showcasing its operational breadth and regulatory compliance [2]