GPT答：

7i24.cn

In some emerging economies, the urban public transportation system has also experienced rapid development. These countries are facing increasing urbanization challenges and need to address the issues of population migration and traffic congestion. Therefore, they are increasing investment in infrastructure construction and introducing advanced technologies to improve transportation efficiency. However, there are still some challenges worldwide that hinder the improvement of urban public transportation systems. Governments around the world have increased their investment in urban public transportation systems and formulated more comprehensive planning and policies. At the same time, with the development of intelligent transportation systems, as one of its subsystems, urban public transportation systems have also introduced new technologies and intelligent management methods to enhance efficiency and service quality.