In order to solve the problem of multi-tag anti-collision in radio frequency identification systems. a multi-tag anti-collision protocol based on 8-ary adaptive pruning query tree is proposed in this article. According to Manchester code. the highest collision bit can be detected. https://www.markbroyard.com/best-save-happy-way-ashy-bines-whey-protein-powder-choc-caramel-500g-online-sale-big-deal/