# 挂单

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## 什么是挂单功能？

MixSwap 的挂单功能基于 Ocean ONE 开发。Ocean ONE 是基于 Mixin Network 的去中心化交易所，用户体验可以跟中心化交易所媲美。

Ocean ONE 由 Mixin 团队开发，代码 [开源](https://github.com/MixinNetwork/ocean.one)，而且经过安全审计。

MixSwap 上线挂单功能之后，希望给用户带来更佳丰富的交易体验。

## 挂单有手续费吗？

是的，有手续费，MixSwap 收取 0.2%。


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