Contact

For legal, privacy, security, partnership, and customer support matters, reach us through the channels below.

Company Information

HongKong OneXOne Tech Limited

Brand: GreenCardly

Support Channels

Response Commitment

  • Business inquiries: within 2 business days
  • Privacy or legal requests: within 5 business days
  • Critical security issues: expedited handling

If you are an existing user, include your account email and relevant case ID to speed up handling.