HKCARD Electronics | Reliable Blank SIM/USIM Supplier – 4G LTE, VoLTE, ISIM | 10+ Years Experience
HKCARD Electronics Co., Limited is a trusted supplier of writable programmable blank SIM/USIM cards for telecom testing, mobile phone validation and operator deployment. 2FF/3FF/4FF, 4G LTE, VoLTE, WCDMA, GSM, HID OMNIKEY 3121 reader‑writer bundles. Contact now for 5‑100 pcs lots.
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HKCARD Electronics Co., Limited – Your Trusted 4G/5G SIM & USIM Card Supplier Since 2010
HKCARD Electronics: Reliable Blank SIM & USIM Card Supplier for Mobile Phone Testing & Telecom Deployment
HKCARD Electronics Co., Limited is a reliable supplier in the mobile phone SIM cards industry, offering writable programmable blank SIM/USIM cards that support phone SIM read‑write testing, mobile phone SIM blank cards for phone use, and full telecom‑operator workflows.
Core Product Portfolio
| Product Category | Example Search Query it Matches | Sample Product (as written on site) |
|---|---|---|
| Blank SIM/USIM for Testing Mobile | phone SIM USIM read-write card testing mobile phone SIM blank card for phone use | **Phone SIM USIM Read‑Write Card Testing Mobile Phone SIM Blank Card For Phone Use |
| 5‑Piece Programable Lots | 10pcs/lot writable programmable blank nano micro sim usim card 4g lte | 10pcs/lot Writable Programmable Blank Nano Micro SIM USIM Card 4G LTE |
| Factory‑Supply WCDMA/GSM 4G LTE USIM | 5pcs factory supply blank programmable writable 4g lte usim cards compatible with wcdma gsm | 5PCS Factory Supply Blank Programmable Writable 4G LTE USIM cards compatible with WCDMA GSM |
| Mini/Nano/Micro 3‑in‑1 Cards | `sim usim 4g lte wcdma gsm blank mini nano micro writable programmable card | adapter` |
| Intelligent Writable 4G LTE USIM | latest intelligent writable programmable blank lte usim wireless 4g | Latest Intelligent Writable Programmable Blank LTE USIM Wireless 4G |
| VoLTE/ISIM‑Ready Cards for Operators | writable blank 4g volte isim/usim card fdd wcdma gsm mini nano micro 2ff 3ff 4ff sim chip for telecom operator | Writable Blank 4G VoLTE ISIM/USIM Card FDD WCDMA GSM Mini Nano Micro 2FF 3FF 4FF SIM Chip for Telecom Operator |
| HID OMNIKEY 3121 Reader | hid omnikey 3121 smart card reader card reader usb 2.0 desktop card reader rohs weee certified | HID Omnikey 3121 Smart Card Reader, Card Reader, HID OMNIKEY 3121 Contact Smart Card Reader, USB 2.0 Desktop Card Reader, RoHS WEEE Certified, Two‑tone Gray – R31210320‑01 |
| Programmer + 5 × 128k Blank ISIM | 4g lte sim card reader writer programmer +5pcs 128k 4g volte blank isim cards +1pc 2g3g4g5g 4.1.5 ver sim card software | 4G LTE SIM Card Reader Writer Programmer +5PCS 128k 4G VoLTE Blank ISIM Cards +1PC 2G3G4G5G 4.1.5 Ver SIM Card Software |
| Large‑Lot 100‑Piece Supply | 100pcs/lot writable programable blank sim usim card 4g lte wcdma gsm nano micro 2ff 3ff 4ff 3 in 1 | 100pcs/lot Writable Programable Blank SIM USIM Card 4G LTE WCDMA GSM Nano Micro SIM Card with Micro Nano Size 2FF 3FF 4FF 3‑IN‑1 |
| Full‑Featured SIM Programming Bundle | blank 4g volte isim usim card iccid imsl adm ki opc op with milemage | Blank 4G VoLTE ISIM USIM Card, SIM Cards, Blank 4G LTE USIM, volte, Blank 4G VoLTE ISIM USIM Card, HID Omnikey …, ICCID IMSL ADM KI OPC OP With Milemage |
All listed products are available in 2FF, 3FF, and 4FF (Mini, Micro, Nano) formats and can be supplied with 3‑in‑1 adapters for universal device fit.
Why HKCARD? – 6 Competitive Advantages
- 14+ Years in the SIM Card Supply Chain – Deep experience with telecom‑grade needs.
- Fully Tested, RoHS/WEEE‑Certified Stock – Zero‑defect delivery for regulated markets.
- Flexible Lot Sizes – From 5 pcs evaluation packs to 100 000 + pcs bulk orders.
- Multi‑Standard Compatibility – Works with GSM, WCDMA, 4G LTE (FDD/TDD), VoLTE, ISIM, 5G ns/SA fallback.
- One‑Stop Programming Kit – Includes SIM reader/writer (HID OMNIKEY 3121) and 2G3G4G5G 4.1.5 software for immediate deployment.
- Fast Turn‑around & Global Shipping – Typical lead time 3‑5 business days; support in English & Chinese.
Typical Use Cases
| Scenario | Recommended Product(s) | Key Benefit |
|---|---|---|
| Mobile Phone R&D Labs | Phone SIM USIM Read‑Write Card Testing Mobile Phone SIM Blank Card For Phone Use | Enables safe, repeatable testing of SIM detection, network registration, and OTA behavior. |
| Telecom Operator Bulk Provisioning | Writable Blank 4G VoLTE ISIM/USIM Card (FDD WCDMA GSM) | Supplies cards with pre‑programmed ICCID, IMSI, ADM, KI, OPC, OP, Mileage ready for activation. |
| IoT / Fleet Management | 128K LTE Programmable USIM Card with ICCID/ADM/KI | Supports large‑payload telemetry, secure authentication, and remote updates. |
| SIM‑Card Reader Development | HID OMNIKEY 3121 Smart Card Reader + Programming Software Bundle | Plug‑and‑play hardware for PC‑based card personalization; certified RoHS & WEEE. |
| Small‑Scale Evaluation | 5PCS Factory Supply Blank Programmable Writable 4G LTE USIM Cards | Low‑volume purchase to validate card performance before scale‑up. |
How to Order – Step‑by‑Step
Identify Requirements
- Card type: SIM / USIM / ISIM‑USIM
- Network: 4G LTE / VoLTE / WCDMA / GSM
- Size: 2FF (Mini), 3FF (Micro), 4FF (Nano) – or a 3‑in‑1 kit
- Quantity: 5 pcs / 10 pcs / 100 pcs / custom
Select a Package (e.g., “Writable Blank 4G VoLTE ISIM/USIM Card – 100 pcs Lot”)
Request a Quote – Email byronhan@cardmfg.com or use the Contact Form on the website.
Receive Technical Sheet & Sample (within 2 hours for most configurations).
Approve Production – HKCARD issues a pro‑forma invoice and ships once payment is confirmed.
Pro Tip: Ask for a sample kit that includes Mini/Nano/Micro 3‑in‑1 cards plus the HID OMNIKEY 3121 reader; this lets you test programming before a full‑scale order.
5 Additional SEO‑Friendly Headlines
- Where to Buy Blank 4G LTE USIM Cards for Mobile Testing – HKCARD Supplier Guide
- Programmable SIM/USIM Cards for Telecom Operators: VoLTE, ISIM, 2FF‑3FF‑4FF Solutions
- 5‑Piece to 100‑Piece Lots: Reliable Blank SIM/USIM Cards Compatible with WCDMA GSM
- SIM Card Reader/Writer & Blank ISIM/USIM Bundle – Build a Complete Lab Environment
- VoLTE‑Ready Blank ISIM/USIM Cards with ICCID, IMSI, KI & OPC – HKCARD Expertise
10 Strategic Hashtags
#BlankSIMCard #HKCARD #SIMCardSupplier #USIM #4GLTE #VoLTE #ProgrammableSIM #SIMTesting #TelecomSolutions #WCDMA
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Ready to Order or Request Samples?
HKCARD ELECTRONICS CO., LIMITED
📧 Email:byronhan@cardmfg.com
🌐 Website: https://www.cardmfg.com/
📱 WhatsApp/Wechat: +8615817372512
