Energy Conservation Services, Energy PerformanceContracting and Energy Conservation Technology Development.
节能服务，合同能源管理，节能技术开发。
2
In 2013, implemented frequency conversion technology retrofit under Energy PerformanceContracting for aluminum fabrication projects of China Power Investment Corporation.
2013年，开展中电投集团铝业变频技术改造等节能领域合同能源管理项目实施。
3
In the energy-saving service industry, energy-saving service companies provide services through the energy performancecontracting (EPC) energy management and saving mechanism.