有看到项目未来可能会有签名活动，这个团队在主节点项目算是非常非常靠谱的了
最近价格比较便宜了，我准备搭一个节点

It make sense that use traditional database to handle Business logic and uses blockchain to handle trust problems.
The information in the white paper is very detailed,  with descriptions of project architecture, data, and permissions management
My only question is what is the return of UBI token

I search your name on JD.com  can't find you store . Can you provide the url link .
I should do some research on it