[Retracted] Construction Model of E-Commerce Agricultural Product Online Marketing System Based on Blockchain and Improved Genetic Algorithm

<div>Framework of user information blockchain.</div>

Security and Communication Networks

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Figure 2

Figure 2: [Retracted] Construction Model of E-Commerce Agricultural Product Online Marketing System Based on Blockchain and Improved Genetic Algorithm 

Figure 2 | [Retracted] Construction Model of E-Commerce Agricultural Product Online Marketing System Based on Blockchain and Improved Genetic Algorithm 