OneKey Card 是知名开源 Web3 钱包 OneKey 推出国外虚拟卡信用卡服务，提供国外 Visa 和 MasterCard 虚拟信用卡，支持绑定支付宝、微信、付费 ChatGPT plus 等场景。
OneKey Card 从 2024 年 8 月 6 日起，非美元交易手续费有变动：OneKey Card 对美国商户的美元交易为 0%，其他交易类型的费率为 1% + $0.5。
刚刚（2024-09-25），OneKey 发布了重要公告：OneKey Card 服务逐步下线！（一声叹息……）
下面是邮件通知内容如下：
「重要公告：OneKey Card 服务逐步下线：https://usdt.uuk.app/onekey-card-is-going-to-stop-service/」OneKey Card 服务逐步下线
Sunsetting Announcement for OneKey Card
To provide you with better and more convenient services, we are currently integrating and upgrading our product lines. As part of this optimization, we will gradually phase out the current OneKey Card service. Rest assured that all funds deposited by users are safe and can be refunded at any time.
「重要公告：OneKey Card 服务逐步下线：https://usdt.uuk.app/onekey-card-is-going-to-stop-service/」The farewell to OneKey Card is only temporary. We remain committed to offering you new and outstanding products and services, bringing even greater value.
The specific timeline for the phase-out is as follows:
Phase One (September 30, 2024): Users can continue to make purchases and withdrawals. However, the registration and deposit functions will be disabled.
「重要公告：OneKey Card 服务逐步下线：https://usdt.uuk.app/onekey-card-is-going-to-stop-service/」Phase Two (October 31, 2024): All cards will be automatically deleted by the system. The remaining balance on the cards will be transferred to your OneKey Card wallet account and can be withdrawn to your exchange account or Web3 address at any time.
Phase Three (January 31, 2025): The OneKey Card service will be discontinued.
Other:
For users who had deposited incorrect tokens: We will continue to follow up and refund your tokens. If you have any questions, please submit a ticket for consultation.
Depending on the users withdrawal status, the termination of services might be delayed.
Refunds for Purchases: Any refund for card purchases will be credited directly to your OneKey Card wallet.
For Users with Invite Rewards: The invite rewards will be credited directly to your OneKey Card wallet at October 31, 2024.
For Users with Paid Upgrades: We will automatically calculate and refund the difference based on the following formula, and credit it directly to your OneKey Card wallet at October 31, 2024. Upgrade Refund Amount = Paid Upgrade Fee - Enjoyed Discount - (Months Used × Card Upgrade Fee ÷ 24).
Thank you for your understanding and support, and for your trust in OneKey products.
OneKey Card 下线公告
为了给您提供更优质、更便捷的服务，我们正在对产品业务线进行整合优化升级。作为此次优化的一部分，我们将逐步下线目前的 OneKey Card 服务，用户存入的资金都是安全并随时可退款的。
OneKey Card 告别的遗憾只是暂时的。我们仍将继续致力于为您提供更卓越的全新产品和服务，创造更大的价值。
具体下线安排如下：
阶段一（2024 年 9 月 30 日）：用户可以正常消费和提现，注册、充值功能将会下线。
阶段二（2024 年 10 月 31 日）：所有的卡片将由系统自动删除，卡片的余额将转入您的 OneKey Card 钱包账户，并随时可以提现至交易所账户或 Web3 地址。
阶段三（2025 年 1 月 31 日）：将会停止 OneKey Card 的服务。
其他:
之前错充代币的用户：我们会持续为您跟进，为您退币。如有疑问请发工单咨询。
根据用户提款情况，可能会延迟服务的停止时间。
对于消费退款：如果后续有卡片消费退款，将会在到账时返还到您的 OneKey Card 钱包。
对于有邀请奖励的用户：我们会在 2024 年 10 月 31 日将邀请奖励返还到您的 OneKey Card 钱包。
对于已付费升级的用户：我们将根据以下方式自动计算退还差额，在 2024 年 10 月 31 日返还到您的 OneKey Card 钱包。升级退款金额 = 付费升级费用 - 已享受的优惠差价 -（已使用卡片等级的月数 × 卡片升级费用 ÷ 24）。
感谢您的理解与支持，以及对 OneKey 产品的信任。
感谢您一直以来对 OneKey Card 的支持。
请注意防范风险。
Dupay 也已经维护了一段时间了，不知道这次能不能挺过来……
51Vcard 目前看起来还正常，不知道能不能坚持下去？