A method for repairing cartilage tissues includes the following steps: adhering a plurality of endothelial progenitor cells onto a scaffold to form a composition, and implanting the composition into an individual. The present invention also provides a method of cartilage defect treatment and a method for proliferating the cartilage tissues. The methods in accordance with the present invention are advantageous for safely and quickly repairing or proliferating cartilage tissues for disease treatment and physical function maintenance.