As the founder of HKCARD ELECTRONICS CO., LIMITED, I’ve dedicated over a decade to pioneering cutting-edge SIM solutions that empower industries worldwide. Today, I’m thrilled to showcase our flagship 4G Nano+NFC Factory Sim Card series—engineered to redefine seamless, secure connectivity.

Why Choose HKCARD?

We blend military-grade security with unmatched versatility25:

  • Global Compliance: Our SIMs support 4G/5G networks and NFC protocols (ISO 14443A, ISO 15693), ensuring universal compatibility.

  • Industrial Resilience: From -20°C to 70°C, these cards thrive in extreme conditions—perfect for IoT, smart manufacturing, and logistics25.

  • Voltage Flexibility: Whether you need 1.8V, 3.6V, or the ultra-adaptive 1.62V–5.5V range, our Factory Sim Card V3.0 C-CLASS delivers uncompromising performance.

Flagship Products Driving Innovation

  1. 4G Nano+NFC Factory Sim Card 1.8V
    Ideal for low-power wearables and healthcare devices, featuring SWP (Single Wire Protocol) for encrypted transactions.

  2. 4G Nano+NFC Factory Sim Card V3.0 C-CLASS
    Supports dynamic voltage switching (1.62V–5.5V), enabling seamless integration with legacy and next-gen hardware.

  3. NFC White Blank Card
    Customizable for access control, loyalty programs, and secure ID verification. Compatible with global standards: NFC SIM Karte (DE), Kartu NFC (ID), Tarjeta SIM NFC (ES)8.

  4. Test SIM Card
    Accelerate R&D with pre-provisioned cards for network emulation and protocol debugging.

Real-World Applications

  • Smart Retail: Use NFC-SIM tags to trigger promotional videos or coupons—boosting engagement by 40%8.

  • Industrial IoT: Embed NFC USIM in sensors for real-time equipment diagnostics, slashing downtime by 80%2.

  • Secure Access: NFC SIMKAART technology enables encrypted door controls and payment systems.

Technical Edge

  • Extended Lifespan: 100,000+ read/write cycles.

  • Plug & Play: Pre-loaded with SWP applets for OTA configuration.

  • Global Support: NFCSIM firmware localized for 15+ languages.

Our Promise to You

“We don’t just supply components—we enable revolutions.”
Every NFC SIM Card undergoes 72-hour stress testing. With HKCARD, you gain a partner committed to:
✅ 24/7 technical support
✅ Wholesale pricing (MOQ: 1 units)
✅ Custom branding (logos, packaging, firmware).

Ready to Transform Your Connectivity?

Contact HKCARD Today​

Partner with HKCARD ELECTRONICS for ​OEM SIM cards​
📞 ​Contact us now​:byronhan@cardmfg.com
byronhan1@gmail.com
byron@cardmfg.com
My skype/Teams is byron1681
Whatsapp /Phone Number:+8615817372512
🌐 ​Visit our website​: https://www.cardmfg.com/

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