Latest advances in the design, preparation and application of CdS-based photocatalysts

production, value-added conversion of low-value chemicals and pollutant treatment was summarized. Finally, the shortcomings and challenges of CdS-based photocatalysts in practical application were summarized, and the directions for future research were presented, including the construction of new composite structures, in-depth investigation of reaction mechanisms, and design/development of practical reaction devices. This review article provides important guidance for improving the performance of CdS-based photocatalytic materials and promoting their practical applications.