Your One-Stop MVNO SIM Card Manufacturer & Global Supplier
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1. Who We Are
HKCARD ELECTRONICS CO., LIMITED is a proven player in the mobile phone SIM cards industry, trusted by MVNOs, MNOs, distributors, and enterprises for 10+ years. From the very first 2G SIM chip to today’s mvno LTE 4G USIM card and upcoming 5G upgrades, we remain the partner operators rely on for security, speed, and scale.
2. What Makes HKCARD Different?
| Key Strength | Your Benefit |
|---|---|
| Full-cycle SIM card manufacturing | Direct control of wafer sourcing, module assembly, personalization & packing |
| Dual OS portfolio (Java & Native) | Launch mvno Java SIM cards for applets or choose fast, lightweight mvno native SIM cards |
| Agile production lines | Low MOQs for pilots, millions for mass roll-outs |
| End-to-end testing | Built-in SIM card tests & USIM test solution for zero-defect shipments |
| Global logistics | Same-week dispatch to Asia, EU, Americas, and Africa (ask about SA SIM) |
| Data security | GSMA SAS-certified facilities for safe SIM card personalization |
3. Our Product & Service Portfolio
3.1 MVNO-Ready SIM Cards
- mvno SIM card (2G/3G/4G)
- mvno Java SIM cards – Java Card™ 3.0.5, GP 2.3.1
- mvno native SIM cards – ultra-lean OS, fast boot
- mvno LTE 4G USIM card – 128K–512K memory, 1.8 V/3 V dual‐voltage
- Programmable SIM – OTA-updatable, ideal for loyalty/NFC
3.2 Replacement & Blank SIM Programs
- Replacement SIM card kits for lost / damaged units
- Bulk replace blank SIM cards & secure replacement blank SIM card inventory
3.3 Multi-Technology Legacy Support
- WCDMA SIM card (3G)
- CDMA SIM card / RUIM SIM / RUIM card
- 2G SIM chip, 3G SIM chip for IoT & M2M
3.4 Form Factors & Regional Variants
- 2FF SIM card (Mini), 3FF (Micro), 4FF (Nano), 3-in-1 combo
- SA SIM profiles for Southern Africa & continent-wide roaming
3.5 Turn-Key Services
- SIM chip for telecom sourcing
- Graphics + carrier card design
- Secure SIM card personalization (IMSI/Ki/OP/OPC)
- 100 % electrical & functional SIM card testing with in-house USIM test solution
- Just-in-time shipping from China, Hong Kong, or bonded hubs
4. Typical Applications
| Sector | Solution Highlight |
|---|---|
| New MVNO launch | Pre-loaded prepaid SIM card & postpaid SIM cards bundles |
| Carrier migration | Mass replacement SIM card rollout from 3G to LTE |
| Retail chains | Shelf-ready replacement blank SIM card packs |
| IoT / M2M | Rugged programmable SIM with 64 K Java toolkit |
| Africa growth | Low-ARPU SA SIM with 2FF → 4FF combo |
5. Frequently Asked Questions
Q1. Where are SIM cards made?
SIM cards are produced in GSMA-certified secure factories where silicon (the SIM chip for telecom), firmware, and personalization data converge. HKCARD operates modern lines in the Greater Bay Area with validated satellite partners worldwide.
Q2. Who makes SIM cards for MVNOs?
Specialized SIM card manufacturers like HKCARD design, embed, and personalize cards to MVNO specs—covering mvno SIM card, mvno Java SIM cards, and mvno native SIM cards.
Q3. Can you deliver to Africa?
Yes. We’re an experienced SIM card manufacturer in Africa projects, shipping duty-paid DDP to over 20 African nations with local SA SIM variants.
Q4. Do you handle SIM card tests in-house?
Absolutely. Our lab runs full SIM card testing suites, including 3GPP TS 31.121, ETSI TS 102 230, plus custom operator scripts via our proprietary USIM test solution.
Q5. What’s the minimum order?
Pilot: 5 K units. Mass: from 100 K units. 2FF, 3FF, 4FF, or mixed.
6. Get Started in 3 Easy Steps
- Share Specs – memory, OS, form factor, branding.
- Approve Samples – we courier 25–50 units for live network tests.
- Launch – lock keys, run mass SIM card manufacturing, ship globally.
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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/