This report mainly analysis the electricity supply situation of Paiyun Lodge. We realize the electricity consumption of Paiyun Lodge through measurement & estimate the future electricity requirement of Paiyun Lodge. By the way, we introduce several renewable generation systems. We also estimate the costs of electricity for different renewable generation systems based on local topography and meteorological data. Finely, these costs of electricity witch Combined with different renewable energy generation systems are listed and for reference when setup new generation system in the future.