For cities and companies involved in new construction or site transformations, areas with unstable or poor quality power can cause problems and diesel and other similar generators can add another one: expense. In the context of high traditional energy prices, the trend of low-carbon, energy saving, environmental protection, renewable energy will become increasingly important in the field of communications power supply. Especially along with its technology improvement, the traditional renewable energy hybrid power solution can’t fully meet with customer’s demands, especially on the energy management, energy monitoring, system upgrading, product efficiency, environment adaptability, etc.