Kenan Li

Apr 1, 2024 | mdpi.com | Jingye Yang |Kenan Li |Yongqiang Liu |Yongfu Zhang

1. IntroductionOne of the biggest issues facing humanity in the twenty-first century is climate warming, and addressing climate change has drawn attention from all throughout the world. The IPCC report from 2021 states that carbon dioxide emissions are the main cause of the unmistakable warming caused by human activity []. Cities with high population densities are a significant contributor to high energy use and carbon emissions.

Mar 26, 2024 | mdpi.com | Rui Yang |Haiwen Liu |Kenan Li |Shuai Yuan

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Aug 21, 2023 | mdpi.com | Xin Li |Kenan Li |Yongjian Li

1. BackgroundWith the rapid development of the Internet, the O2O (Online To Offline) business model has come into people’s daily lives, bringing great convenience to people. The O2O model is a combination of the physical economy and the Internet. Consumers can buy online and spend offline through the O2O platform. This business model can reduce the waste of resources. Internet platforms can use the O2O model to sell products to consumers. In this way, the platform uses its traffic to earn profits.