State KeyLaboratory of Polymer Physics and Chemistry Changchun Istitute ofpplied Chemistry;
Chinese Academy of Sciences;
Changchun 130022 China;
University ofScience and Technology of China;
Hefei 230026;
China;
Changchun Istitute of Optics;
Fine Mechanics and Physis;
Chinese Acadermy of Sciences;
Changchun 130033;
China;
Hydrodynamic interactions; Threaded ring; Sliding dynamics; Diffusion and relaxation;