Cyclic polymers with a ring-like topology and no chain ends are a singular class of macromolecules. Prior to now a number of a long time, important advances have been made to arrange these fascinating polymers, which permit for the exploration of their topological results and potential functions in numerous fields. On this Evaluation, we first describe consultant artificial methods for making cyclic polymers and their spinoff topological polymers with extra complicated constructions. Second, the distinctive bodily properties and self-assembly conduct of cyclic polymers are mentioned by evaluating them with their linear analogues. Particular consideration is paid to focus on how polymeric rings can assemble into hierarchical macromolecular architectures. Subsequently, consultant functions of cyclic polymers in several fields corresponding to drug and gene supply and floor functionalization are introduced. Final, we envision the next key challenges and alternatives for cyclic polymers which will entice future consideration: large-scale synthesis, environment friendly purification, programmable folding and meeting, and enlargement of functions.