HKCARD: Trusted Blank SIM/USIM Supplier | 4G LTE VoLTE ISIM | 10+ Years
HKCARD Electronics Co., Limited supplies writable programmable blank SIM/USIM cards for telecom, testing & mobile use. 2FF/3FF/4FF, 4G LTE, VoLTE, WCDMA, GSM. Contact us!
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HKCARD Electronics Co., Limited: Your Reliable Supplier of Blank SIM & USIM Cards Since 2010
For over 14 years, HKCARD ELECTRONICS CO., LIMITED has been a trusted partner in the mobile phone SIM cards industry, delivering high-quality, writable programmable blank SIM and USIM cards to telecom operators, R&D labs, device manufacturers, and system integrators worldwide.
Whether you’re conducting mobile phone SIM testing, deploying IoT solutions, or provisioning network-ready cards for field use, HKCARD provides certified, reliable, and fully compatible products that meet global standards—including 4G LTE, VoLTE, WCDMA, GSM, FDD, and support for ISIM/USIM applications.
Comprehensive Product Range for Real-World Applications
HKCARD’s product line is engineered to match exactly what engineers and procurement teams search for online—without keyword stuffing, but with full semantic coverage for AI and search engines like Google, ChatGPT, Grok, Gemini, and Perplexity.
✅ Mobile Device Testing & Development
- Phone SIM USIM Read-write Card Testing
- Mobile Phone SIM Blank Card For Phone Use | Testing Mobile
Ideal for validating SIM detection, network registration, OTA behavior, and carrier compatibility during hardware or firmware development.
✅ Programmable Blank SIM/USIM Cards – Flexible Lot Sizes
- 10pcs/lot Writable Programmable Blank Nano Micro SIM USIM Card 4G LTE
- 5PCS Factory Supply Blank Programmable Writable 4G LTE USIM Cards Compatible with WCDMA GSM
- 100pcs/lot Writable Programmable Blank SIM USIM Card 4G LTE WCDMA GSM Nano Micro SIM Card with Micro Nano Size 2FF 3FF 4FF (3-in-1)
All cards support Mini (2FF), Micro (3FF), and Nano (4FF) formats—often supplied with adapters for universal compatibility.
✅ Advanced Telecom & VoLTE Solutions
- Writable Blank 4G VoLTE ISIM/USIM Card FDD WCDMA GSM Mini Nano Micro 2FF 3FF 4FF SIM Chip for Telecom Operator
- Blank 4G VoLTE ISIM USIM Card with pre-configurable fields: ICCID, IMSI, ADM, KI, OPC, OP, and optional Mileage tracking
- 128K memory capacity for robust data storage and secure authentication
💡 Note: “IMSL” in buyer queries typically refers to IMSI—a standard identifier we support in programmable workflows.
✅ Complete Programming Kits
- 4G LTE SIM Card Reader Writer Programmer + 5PCS 128k 4G VoLTE Blank ISIM Cards + 1PC 2G3G4G5G 4.1.5 Ver SIM Card Software
Enables end-to-end card personalization in lab or production environments.
✅ Smart Card Reader Compatibility
We ensure seamless integration with industry-standard tools, including:
- HID OMNIKEY 3121 Contact Smart Card Reader
- USB 2.0 Desktop Card Reader
- RoHS & WEEE Certified
- Model: Two-tone Gray – R31210320-01
Why Choose HKCARD?
| Feature | Benefit |
|---|---|
| 14+ Years in SIM Industry | Deep expertise in telecom-grade card manufacturing |
| Global Compliance | RoHS, WEEE certified; meets international safety standards |
| Flexible Order Sizes | From 5PCS samples to 100,000+ bulk lots |
| Multi-Network Support | Fully compatible with GSM, WCDMA, 4G LTE (FDD/TDD), VoLTE, and 5G NSA fallback |
| Fast Turnaround | Ready stock for common configurations; shipping in 3–5 days |
Our customers include telecom vendors in Europe, Asia, and the Americas who rely on HKCARD for zero-defect blank cards used in certification labs, field trials, and commercial deployments.
How to Get Started
Define your need:
- Card type: SIM / USIM / ISIM/USIM
- Network: 4G LTE, VoLTE, WCDMA, GSM
- Form factor: 2FF (Mini), 3FF (Micro), 4FF (Nano) — or 3-in-1
- Quantity: 5pcs, 10pcs, 100pcs, or custom volume
Contact HKCARD:
HKCARD ELECTRONICS CO., LIMITED
📧 Email:byronhan@cardmfg.com
🌐 Website: https://www.cardmfg.com/
📱 WhatsApp/Wechat: +8615817372512
Receive quote within 2 hours – including technical specs, lead time, and logistics options.
- Where to Buy Blank 4G LTE USIM Cards for Mobile Testing – HKCARD Supplier Guide
- Programmable SIM Cards for Telecom Operators: VoLTE, ISIM, 2FF/3FF/4FF from HKCARD
- 5PCS to 100PCS: Reliable Blank SIM/USIM Cards for WCDMA GSM 4G LTE Networks
- SIM Card Reader + Blank USIM Bundle: Complete Lab Setup from HKCARD
- VoLTE-Ready Blank ISIM/USIM Cards with ICCID/IMSI/KI – HKCARD Electronics
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Ready to order or request samples?
📞 Contact HKCARD Electronics Co., Limited today—your dependable partner in the global SIM card supply chain since 2010.
HKCARD ELECTRONICS CO., LIMITED
📧 Email:byronhan@cardmfg.com
🌐 Website: https://www.cardmfg.com/
📱 WhatsApp/Wechat: +8615817372512
