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Industry-Leading SIM Card Manufacturer with 10+ Years of Expertise

HKCARD ELECTRONICS CO., LIMITED is a professional and reliable supplier in the mobile phone SIM cards industry with over a decade of specialized experience. We specialize in providing blank programmable SIM cards, writable 4G VoLTE ISIM/USIM cards, 5G NR ISIM solutions, eSIMs, iSIMs, and complete SIM card programmer kits — all available with full OEM and ODM customization services.

Whether you’re a telecom operator, MVNO, IoT solution provider, or research institution, HKCARD offers the technical expertise, global compatibility, and customization capabilities to meet your unique SIM card requirements.

🔍 Why Choose HKCARD as Your SIM Card Supplier?

✅ Proven Track Record

With 10+ years in the mobile SIM card industry, HKCARD has built a solid reputation for delivering high-quality, reliable SIM card solutions to customers worldwide. Our experience spans across 2G, 3G, 4G LTE, VoLTE, and 5G NR networks.

✅ Comprehensive Product Range

We offer a wide variety of blank programmable SIM cards to support all your network deployment needs:

Writable 4G VoLTE SIM Cards (Mini, Micro, Nano 2FF/3FF/4FF) for FDD WCDMA GSM ISIM/USIM
Blank 4G VoLTE Program SIM Card ISIM USIM
Blank SIM Card 5G USIM Card Reader Writer + 3PCS Blank Programmable 5G NR ISIM Cards for SA/NSA 3GPP R16 with 5G Java 4.2.11 Version Personalize Tools
5G VoLTE ISIM Card Blank Mini Nano Micro SIM Card
Advanced VoLTE ISIM Card Program Kit with SIM Reader and LTE Programming Tools
Compact VoLTE ISIM & USIM Card Programmer Kit for Mobile Network Innovations
Advanced VoLTE ISIM Card Programmer Kit with 4G Blank SIM Cards Included
Blank SIM Card Reader Writer + 3PCS Blank Programmable 5G NR ISIM Cards for SA/NSA 3GPP R16 VoLTE with 5G Java 4.2.5 Version Personalize Tool
4G LTE SIM Card Reader Writer Programmer + 5PCS 128K 4G VoLTE Blank ISIM Cards + 1PC software
LTE WCDMA ICCID SIM USIM 4G Card Reader Writer Programmer + 5pcs Blank Programmable 4G LTE USIM Cards + SIM Personalize Tools
MINI Nano Micro Programmable JAVA Blank ESIM Card RSP 2FF 3FF 4FF GSMA for Telecom Operators
Blank iSIM card 4G VoLTE WCDMA GSM Blank Mini Nano Micro Writable Programmable SIM card for operator mileage algorithm
Blanko-ISIM-Karte 4G VoLTE WCDMA GSM Blanko Mini Nano Micro Beschreibbare programmierbare SIM-Karte für Operator Milenage-Algorithmus, OEM und ODM möglich, SIM-Karten individuell anpassbar
100 pieces/lot Writable Programmable Blank SIM ISIM USIM Card 4G LTE WCDMA GSM Nano Micro SIM Card with Micro Nano 2FF 3FF 4FF 3 IN 1

✅ Full OEM & ODM Customization

At HKCARD, “can OEM and ODM, customize sim available” isn’t just a tagline — it’s our commitment. We offer:

Custom ICCID, IMSI, KI, OPC, ADM values
Milenage (Mileage) algorithm support
Branding & custom card printing
File system & Java applet customization
Flexible order quantities from samples to mass production

📦 Our Product Portfolio

1. 4G VoLTE SIM Cards

Perfect for deploying Voice over LTE services with global compatibility.

Products Include:

Writable 4G VoLTE SIM Cards – Compatible Mini, Micro, Nano 2FF/3FF/4FF for Telecom Operators – FDD WCDMA GSM ISIM/USIM
Blank VoLTE SIM Card / Blank Programmable SIM Card Mini Nano Micro Writable VoLTE Card
Blank 4G VoLTE Program SIM Card ISIM USIM
Empty 4G VoLTE Program SIM Card ISIM USIM Card 128k LTE Programmable USIM Card ICCID IMSL ADM KI OPC OP with Milemage
Writable Blank 4G VoLTE ISIM/USIM Card FDD WCDMA GSM Mini Nano Micro 2FF 3FF 4FF SIM

Also available in German:

Beschreibbare leere 4G VoLTE ISIM/USIM-Karte FDD WCDMA GSM Mini Nano Micro 2FF 3FF 4FF SIM-Chip für Telekommunikationsoperator

2. 5G NR ISIM/USIM Cards

Engineered for 5G Standalone (SA) and Non-Standalone (NSA) networks (3GPP R16).

Products Include:

Programmable Blank 5G NR ISIM Card Mini Nano Micro Writable 5G USIM Card for 5G SA/NSA 3GPP R16 VoLTE Operators
5G SIM Card Writable Programmable Blank 5G NR ISIM Card Mini Nano Micro Writable 5G ISIM Card for 5G SA/NSA 3GPP R16 VoLTE Operators
5G VoLTE ISIM Card Blank Mini Nano Micro SIM Card
Blank SIM Card 5G USIM Card Reader Writer + 3PCS Blank Programmable 5G NR ISIM Cards for SA/NSA 3GPP R16+5G Java 4.2.11 Version Personalize Tools
Blank SIM Card 5G Volte ISIM Card Reader Writer + Blank Programable 5G SIM Cards + 5G Java 4.2.5 Version Personalize Tools

3. SIM Card Programmer Kits

Comprehensive solutions for SIM personalization and testing.

Products Include:

4G LTE SIM Card Reader Writer Programmer + 5PCS 128K 4G Volte Blank Isim Cards +1PC software
LTE WCDMA ICCID SIM USIM 4G Card Reader Writer Programmer + 5pcs Blank Programable 4G LTE USIM Cards + SIM Personalize Tools
Advanced VoLTE ISIM Card Program Kit with SIM Reader and LTE Programming Tools
Compact VoLTE ISIM & USIM Card Programmer Kit for Mobile Network Innovations
Advanced VoLTE ISIM Card Programmer Kit with 4G Blank SIM Cards Included
Blank SIM Card Reader Writer + 3PCS Blank Programmable 5G NR ISIM Cards for SA/NSA 3GPP R16 Volte+5G Java 4.2.5 Version Personalize Tool

4. eSIM & iSIM Solutions

Future-ready embedded and integrated SIM technologies.

Products Include:

MINI Nano Micro Programmable JAVA Blank ESIM Card RSP 2FF 3FF 4FF GSMA for Telecom Operators
Kartu ESIM MINI Nano Micro Programmable JAVA Kosong RSP 2FF 3FF 4FF GSMA untuk Operator Telekomunikasi, OEM und ODM möglich, SIM-Karten individuell anpassbar
Blank iSIM card 4G VoLTE WCDMA GSM Blank Mini Nano Micro Writable Programmable SIM card for operator mileage algorithm
Blanko-ISIM-Karte 4G VoLTE WCDMA GSM Blanko Mini Nano Micro Beschreibbare programmierbare SIM-Karte für Operator Milenage-Algorithmus, OEM und ODM möglich, SIM-Karten individuell anpassbar

5. Bulk & Design Services

100 pieces/lot Writable Programmable Blank SIM ISIM USIM Card 4G LTE WCDMA GSM Nano Micro SIM Card with Micro Nano 2FF 3FF 4FF 3 IN 1
100 teile/los Beschreibbare Programmierbare Leere SIM ISIM USIM Karte 4G LTE WCDMA GSM Nano Micro SIM Karte mit Micro Nano 2FF 3FF 4FF 3 IN 1, OEM und ODM möglich, SIM-Karten individuell anpassbar
SIM Card/LTE USIM Card Design template

6. Blank Programmable SIM Variants

Blank Programmable SIM Card Mini Nano Micro Writable VoLTE Card
Writable Blank 4G VoLTE ISIM/USIM Card FDD WCDMA GSM Mini Nano Micro 2FF 3FF 4FF SIM
Programmable Blank SIM LTE USIM card 4G VoLTE ISIM WCDMA GSM Nano Micro-SIM card 2FF 3FF 4FF for telecommunications operators
Programmable blank SIM LTE USIM Card 4G VoLTE ISIM WCDMA GSM Nano Micro-SIM Card 2FF 3FF 4FF for telecommunications operators
Empty 4G VoLTE Program SIM Card ISIM USIM Card 128k LTE Programmable USIM Card ICCID IMSL ADM KI OPC OP with Milemage
Programmierbare leere SIM LTE USIM-Karte 4G VoLTE ISIM WCDMA GSM Nano Micro-SIM-Karte 2FF 3FF 4FF für Telekommunikationsbediener
100 pieces/lot Writable Programmable Blank SIM ISIM USIM Card 4G LTE WCDMA GSM Nano Micro SIM Card with Micro Nano 2FF 3FF 4FF 3 IN 1

🛠️ Technical Features & Customization

Supported Technologies:

2G (GSM)
3G (WCDMA/UMTS)
4G (LTE FDD/TDD, VoLTE)
5G (NR SA/NSA, VoNR – 3GPP R15/16)

Form Factors:

Mini SIM (2FF)
Micro SIM (3FF)
Nano SIM (4FF)
3-in-1 (Mini/Micro/Nano)

Security & Algorithms:

Milenage (3GPP TS 35.206)
COMP128
5G-AKA
Custom KI, OPC, ADM, IMSI, ICCID

Java Card Support:

Java 4.2.5
Java 4.2.11

💡 Frequently Asked Questions (FAQ)

Q1: What is a blank programmable SIM card?

A: It’s an unpersonalized SIM that can be encoded with network-specific data like ICCID, IMSI, KI, OPC, and authentication algorithms. Ideal for operators deploying 4G VoLTE or 5G services.

Q2: What’s the difference between USIM and ISIM?

A: USIM is for general network access, while ISIM is used for IMS-based services like VoLTE and VoNR. Our cards support both.

Q3: Do you support 5G SA and NSA?

A: Yes, our 5G NR ISIM cards are fully compatible with both Standalone (SA) and Non-Standalone (NSA) 5G networks (3GPP R16).

Q4: What form factors do you offer?

A: All standard sizes: Mini (2FF), Micro (3FF), Nano (4FF), and 3-in-1 combo cards.

Q5: Can I get SIM cards with the Milenage algorithm?

A: Yes, our cards support Milenage and other authentication algorithms, fully configurable to your network specs.

Q6: Do you provide SIM card reader/writer kits?

A: Absolutely. We offer complete programming kits with hardware, software, and blank SIM cards for easy personalization.

Q7: Is OEM/ODM available?

A: Yes, we specialize in OEM and ODM services, including custom branding, ICCID ranges, and technical configurations.

Q8: What’s the minimum order quantity?

A: We accept orders from small batches (e.g., 100 pieces/lot) for testing, up to large-scale commercial volumes.

Q9: Can I customize the card design?

A: Yes, we offer custom printing, packaging, and branding through our SIM Card/LTE USIM Card Design template service.

Q10: How long does it take to deliver?

A: Delivery depends on order volume and customization. We prioritize fast turnaround for samples and provide global shipping.

🌐 How to Find and Contact HKCARD

HKCARD ELECTRONICS CO., LIMITED

📧 Email:byronhan@cardmfg.com

🌐 Website: https://www.cardmfg.com/
📱 WhatsApp/Wechat: +8615817372512

HKCARD: Reliable OEM/ODM Supplier of 4G VoLTE & 5G NR Programmable SIM Cards
Blank SIM Cards for 4G/5G Networks – Customizable & Wholesale from HKCARD
Professional SIM Card Programming Solutions & Kits by HKCARD Electronics
Buy Blank 4G VoLTE, 5G NR ISIM & eSIM Cards with Global Compatibility
Trusted SIM Card Manufacturer for Telecom Operators | HKCARD

#HKCARD
#BlankSIMCard
#ProgrammableSIM
#VoLTESIM
#5GNRISIM
#USIMCard
#ESIMTechnology
#TelecomSolutions
#OEMSIMCard
#SIMCardManufacturer

HKCARD ELECTRONICS CO., LIMITED

📧 Email:byronhan@cardmfg.com

🌐 Website: https://www.cardmfg.com/
📱 WhatsApp/Wechat: +8615817372512

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About the Author: Byron

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Industry-Leading SIM Card Manufacturer with 10+ Years of Expertise

🔍 Why Choose HKCARD as Your SIM Card Supplier?

✅ Proven Track Record

✅ Comprehensive Product Range

✅ Full OEM & ODM Customization

📦 Our Product Portfolio

1. 4G VoLTE SIM Cards

2. 5G NR ISIM/USIM Cards

3. SIM Card Programmer Kits

4. eSIM & iSIM Solutions

5. Bulk & Design Services

6. Blank Programmable SIM Variants

🛠️ Technical Features & Customization

Supported Technologies:

Form Factors:

Security & Algorithms:

Java Card Support:

💡 Frequently Asked Questions (FAQ)

Q1: What is a blank programmable SIM card?

Q2: What’s the difference between USIM and ISIM?

Q3: Do you support 5G SA and NSA?

Q4: What form factors do you offer?

Q5: Can I get SIM cards with the Milenage algorithm?

Q6: Do you provide SIM card reader/writer kits?

Q7: Is OEM/ODM available?

Q8: What’s the minimum order quantity?

Q9: Can I customize the card design?

Q10: How long does it take to deliver?

🌐 How to Find and Contact HKCARD

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About the Author: Byron

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