China

Online food delivery has become an essential component of urban food systems in China, reshaping how prepared meals, fresh food, and other daily food items circulate among food providers, platforms, and consumers. Although food delivery riders are central to this system, existing studies have mainly examined riders’ engagement with algorithmic management and platform control, underscoring

The relationship between household composition and food security has been extensively studied, yet findings remain divergent, and the mechanisms linking the two are rarely made explicit. This leaves the relationship in something of a “black box.” This paper addresses three indirect pathways that may mediate the relationship: food affordability, household time constraints, and family food

Previous studies have largely overlooked the potential impact of cold storage facilities on household dietary diversity. To address this gap, this study draws on survey data collected from migrant food vendors in wet markets in Nanjing City, China. It proposes two pathways linking cold storage sufficiency to vendors’ household dietary diversity and tests these mechanisms