Energy Internet integrates small-scale renewable energy systems, electric loads, storage devices, and electric vehicles for effective transaction of power backed by emerging technologies such as Internet of Things, vehicle-to-grid, and blockchain. Its features, such as plug-and-play mechanism, real-time bidirectional flow of energy, information, and money can lead to significant benefits and innovation in electricity production and. Explore diverse perspectives on Circular Economy Modeling with structured content covering principles, benefits, challenges, and future trends. As the world transitions toward a more sustainable future, energy sharing platforms are emerging as a transformative solution to address energy. Energy sharing, also known as energy collaboration or peer-to-peer energy trading, is a concept that enables individuals and organizations to share excess energy with others, promoting a more efficient and sustainable use of energy resources. In this article, we will explore the latest trends. Energy Internet, as the product of the deep integration of energy system and Internet technology, can become a possible way to approach the "energy impossible triangle" in the process of energy transformation. Many steps have been done recently to put the EI into practise. These EI models have a lot in common, and yet no one has settled on a single.