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HKCARD programmable 5G NR R16 SA USIM cards in 2FF/3FF/4FF, pySim/Open5GS compatible

Mobile payment testing is not just “tap and pay.” For engineers, the hard part is making sure the secure element, NFC controller, and SIM/UICC interface behave consistently across different phone models, firmware versions, and production batches.

At HKCARD ELECTRONICS CO.,LIMITED, we provide NFC-SWP test cards for mobile payment and NFC function validation. This listing refers to a custom wide-trace (wide-line) version, designed for better durability in lab and production environments where cards are inserted, removed, and tested repeatedly.


What this card is used for

This type of card is commonly used by:

  • Mobile phone R&D teams and QA labs
  • Manufacturing lines doing NFC function checks
  • Payment solution companies and integration teams
  • Test environments that need repeatable NFC/SWP behavior

Typical testing includes:

  • NFC feature verification (basic RF/NFC behavior)
  • SWP interface validation between UICC and NFC controller (project dependent)
  • Mobile payment workflow testing (integration and regression)
  • Multi-mode handset feature testing where NFC is part of the acceptance criteria

Why the “wide-trace” custom version matters

In many test labs, standard cards fail for a simple reason: mechanical wear and repeated handling. A custom wide-trace design can improve robustness by providing stronger contact paths and better tolerance during high-cycle testing.

If your team runs high-frequency insert/remove testing, or uses fixtures that put extra stress on the card, this durability upgrade can help keep your test results stable and reduce card replacement.


Keywords customers search for (and what they usually mean)

You may see this card described as:

  • NFC Test Card
  • NFC-SWP Test Card
  • NFC Function Test Card
  • NFC Blank Test Card
  • Multi-mode Mobile Test Card
  • RFID-NFC Test Card

In practice, these all refer to test-focused cards used for NFC validation rather than consumer SIM usage.


Customization options

Depending on your project requirements, we can support customization such as:

  • Card layout and contact design (including wide-trace versions)
  • Card type selection based on your test workflow
  • Batch consistency for lab or production-line use

If you share your device model, test equipment, and the exact NFC/SWP scenario you’re validating, we can recommend the most suitable configuration.


Contact HKCARD ELECTRONICS CO.,LIMITED

For pricing, lead time, and customization details, contact us:

HKCARD ELECTRONICS CO.,LIMITED
📧 Email: byronhan@cardmfg.com
🌐 Website: https://www.cardmfg.com/
📱 WhatsApp / WeChat: +86 158 1737 2512