# 风险性问题

**SP处节点中断**

虽然支付给SP的Fil无法通过链上追回，但是会触发MG协议中的末日协议，强行中止扇区，由矿机中的质押币赔付给投资者。

**超卖问题**

节点的质押币数量链上可查，合约代码通过审计后公开，售卖限制也可通过链上查询，从合约层面阻止超卖问题发生。


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