# 3.4 技术定位

XUnit 并非单一 NFT 应用，而是 X Layer 上的 RWA 抽象协议层：

* 对上：为 DeFi、支付、NFTFi 提供标准化资产输入；\ <br>
* 对下：为现实世界资产提供合规、可验证的链上确权出口。\ <br>

其长期定位是成为 RWA-NFT 的中间件层，填补现实资产与链上金融之间的协议缺口。

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