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U9 可以用在哪些场景？
- 保护资产隐私： 在 App 中将 USDT 或 USDC 兑换为 U9，兑换完成后，您的余额和转账金额即受到保护。
- “干净”地换回： 将 U9 兑换回 USDT 时，您收到的是一笔与原有链上记录无关联的 USDT，资产的公开追踪链条就此切断。
- 日常消费： 通过 U9 卡（Visa 虚拟卡）在线支付，或将卡片添加至 Apple Pay、Google Wallet，在门店感应支付。
- 海外汇款： 通过全球汇款，以 U9 向海外的当地银行账户汇款，收款人直接收到当地法币。
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