The Hitachi EX2500 hydraulic excavator is a Japanese imported electric drive model that provides stable and abundant power output, meets emission standards, and balances performance and environmental protection. The product has good environmental adaptability and provides customers with a professional and humanized experience in terms of structural safety, component strength, comfort, and maintenance convenience. To this day, the upgraded product of EX2500 model - EX2600-7, as well as the higher tonnage EX3600-7, EX5600-7, EX8000-7, EX8000-8, have been highly favored by domestic mining customers, balancing innovation and reliability, standing out among similar products, and repeatedly nominated in multiple product evaluations in the construction machinery industry. After more than 100000 hours of high load operation, the two EX2500s from Guoneng Beidian remain steadfast and make significant contributions. Time has verified the quality of Hitachi Construction Machinery's hydraulic excavator. The EX2500's operational efficiency and durability exceeded expectations, and with the long-term professional support of Hitachi Construction Machinery's service team, the product's effectiveness has been maximized, receiving praise from mining leaders and frontline operators.