To build a green hotel, we should consider many aspects, such as saving electricity. Photovoltaic can be used to collect electricity for hotels to collect rainwater for purification.

Green hotel refers to the hotel whose products and services meet the requirements of making full use of resources, protecting the ecological environment and benefiting customers' health. From the perspective of sustainable development theory, green hotel means that the development of hotel industry must be based on the carrying capacity of ecological environment and conform to local economic development and moral norms.