天亿马：数字能源业务涵盖项目投资、建设、运营、管理维护、出售及合同能源管理

Group 1 - The core viewpoint of the article is that Tianyi Ma (301178) has outlined its digital energy business, which includes various aspects of project investment and management [1] - The company's digital energy business encompasses project investment, construction, operation, management maintenance, sales, and contract energy management [1] - The company is involved in the development of new energy technologies and the sale of new energy industrial products [1] Group 2 - The overall operation management of energy supply, energy storage, and energy-saving solutions is part of the company's offerings [1]