A multi-node exact repair code scheme. which can repair multiple system nodes or redundant nodes simultaneously. was shown and proved to against the disadvantages of the existing multi-node repair model in cloud storage. The multi-node exact repair code was combined with a twin-MDS codes framework with health cooperative nodes. https://www.bekindtopets.com/limited-price-Sensationnel-Cloud-9-What-Lace-Glueless-Swiss-13x6-HD-Lace-Front-Wig-KIYARI-hot-buy/