commit 97ba5332a5d63f38c444ca98c31703112a40a361
Author: hanxuanyu <2252193204@qq.com>
Date:   Thu Mar 11 13:05:26 2021 +0800

    Initial commit

diff --git a/README.md b/README.md
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+# commodity_backingtrack_system
+基于区块链的商品溯源系统