Digital transformation is becoming a crucial support mechanism for countries as they respond to the COVID-19 pandemic and undergo economic rebuilding and sustained development. For small and medium-sized cities (SMCs), digital transformation can disrupt traditional business models, breakthrough geographical and spatial boundaries, and create new ways to live in the digital era. However, the digital transformation of SMCs presents challenges such as insufficient digital talent, funds, and resources, poor understanding and application of digital technologies, and a lack of intercity interaction ...