Frontend supply chains involve the transfer of large quantities of products. Therefore. incomplete transfer and product loss are inevitable. This paper presents a high-efficiency group ownership transfer protocol that incorporates blockchains to enable the efficient transfer of large quantities of products and prevent disputes regarding transfer completion. https://www.bekindtopets.com/mega-super-Paint-Splatter-Purple-iPad-Pro-12-9in-2020-Clear-Case-p23822-must-buy/