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Your first USDC or USDT deposit: match the network first

A Taiwan funding checklist from exchange withdrawal to a genuinely spendable card balance.

A shared workspace with laptops
Illustrative photographPhoto: Marvin Meyer · Unsplash License

The essentials

  • Match the asset, network and destination shown in the receiving app.
  • Keep the test deposit above the minimum after fees.
  • Confirm card spending balance before transferring more.

Read the receiving screen first

Suppose you hold USDT on an exchange after buying it with TWD. Do not begin by choosing the cheapest withdrawal network. Open the destination app first, select the intended deposit asset and read the networks currently offered. Only then compare those choices with the exchange withdrawal menu; a cheap route has no value if the receiving account cannot credit it.

Generate or copy the address from that specific deposit screen and compare the complete destination before confirming. Save the asset and network together, not merely a screenshot labelled “USDT address.” When an exchange offers similarly named token versions, resolve the exact match with official support before sending. An identical-looking address does not establish network compatibility.

Make the test amount creditable

A small test should still meet the receiving platform’s minimum after withdrawal or network fees. RedotPay directs users to its live Deposit page for these requirements. Write down the exchange deduction and expected received amount separately. Sending a token amount chosen only because it looks safely small can make the test inconclusive rather than informative.

For a Taiwan salary budget, record the original TWD cost as well as the crypto amount sent. A hypothetical NT$3,000 purchase of assets is a budget entry, not proof that exactly NT$3,000 becomes available for card spending. Preserve the trade confirmation, withdrawal record and transaction hash so any shortfall can be traced to a particular step.

A budgeting worksheet displayed on a screen beside coffee
Illustrative photographPhoto: GoodNotes 5 · Unsplash License

Finish at the spending balance

An exchange withdrawal marked complete, an on-chain confirmation and an app credit are separate checks. After the test appears, inspect which balance was credited and whether it is available in your selected card mode. Ether.fi’s supported deposit list is broader than its Direct Pay spending assets, so do not treat a successful USDT deposit alone as proof of Direct Pay readiness.

If the credit is missing, stop additional transfers and give official support the transaction hash, asset, network, amount and destination. Do not send a second payment because a stranger claims it will unlock the first. Once the route is confirmed, repeat the same checks for later deposits: an old saved address or last month’s network list is not today’s deposit instruction.

  • Before sending: asset, network, full address, net minimum.
  • After arrival: credited asset, spendable balance, retained records.

Compare the cards in this story

CARD PROFILERewards · first bandForeign-currency feeMaintenance / subscription
ether.fi Cash Core3% on first $2,000/month eligible spendBase FX ~1% + 0–0.5% marginMembership $0/year; issuance, shipping and usage costs separate
ether.fi Cash Core · Core entry tier. Standard monthly spend earns 1% after $2,000 and 0.5% after $3,000; EUR bands differ.
RedotPay VirtualStandard cashback unspecified; Pro separateCheck purchase FX in app; ATM rate is separateCard $0/year; optional Pro and personal funding-account fees separate
RedotPay Virtual · Issuance payment is not spending balance. Purchase FX could not be reverified from the readable public fee page.
Fee and reward sourcesCore · Membership ↗
Cashback bands ↗
FX fees ↗
EUR purchases ↗
Virtual-card exceptions ↗
Membership benefits ↗
Official terms · 2026-09-08 ↗
Virtual issuance ↗
Physical issuance ↗
Card overview ↗
Current fee schedule ↗
Pro / normal card costs ↗
Currency and conversion fees ↗
Official terms · 2026-09-08 ↗
RedotPay — explicitly no card management, monthly or annual fees ↗
Personal funding account — separate annual maintenance conditions ↗

Published terms for these plans. Read the card profiles for caps, reward forms and other costs.

Compare cards ↗

Official sources

An editorial guide based on official materials, not a report of a payment test or an individual approval.

Official sources · 4ether.fi — Fund your Vault with crypto ↗
RedotPay — Supported assets, networks and minimum deposits ↗
ether.fi — Direct Pay and Borrow Mode ↗
ether.fi — Supported deposit assets and networks ↗