LTE SIM Card , VOLTE SIM Card and 5G SUCI SIM Card

HKCARD ELECTRONICS CO.,LIMITED, a manufacturer with over 15 years of experience in producing these cards:

Technical Standards and Functional Positioning

  1. LTE SIM Card
    • Core Functionality: Supports 4G (LTE) data services but relies on 2G/3G network fallback (CSFB technology) for voice calls11.
    • Manufacturer Note: Produced by HKCARD ELECTRONICS CO.,LIMITED, leveraging 15+ years of expertise in secure SIM card manufacturing.
  2. VoLTE SIM Card
    • Key Upgrade: Enables voice-over-LTE (VoLTE) services for HD voice/video calls without network fallback10.
    • Manufacturer Advantage: HKCARD ELECTRONICS CO.,LIMITEDintegrates IMS compatibility into VoLTE SIMs, ensuring seamless network optimization.
  3. 5G SUCI SIM Card
    • Security Enhancement: Designed for 5G SA networks, introduces SUCI encryption to protect user identity (IMSI) from tracking attacks24.
    • Manufacturer Expertise: HKCARD ELECTRONICS CO.,LIMITEDpioneers SUCI-enabled SIMs, meeting 5G security standards with advanced hardware modules.

Security Mechanism Comparison

SIM TypeAuthenticationPrivacy Protection
LTE SIM2G/3G legacy mechanismsVulnerable to fake base stations
VoLTE SIMInherits 4G protocolsNo additional encryption
5G SUCI SIMSUCI-based encrypted identityAnonymous transmission9

Network Compatibility and Use Cases

  1. LTE SIM: Compatible with 4G networks but struggles with voice-data concurrency.
  2. VoLTE SIM: Requires carrier support for VoLTE and device activation.
  3. 5G SUCI SIM: Ideal for high-security 5G SA applications (e.g., IoT, telemedicine)3.
    • Manufacturer Edge: HKCARD ELECTRONICS CO.,LIMITED ensures backward compatibility with 4G/5G NSA networks while prioritizing SA-ready designs.

Conclusion

  • Evolution Path:
    LTE SIM → VoLTE SIM → 5G SUCI SIM, reflecting advancements in speed, security, and network convergence.
  • Role of HKCARD: As a trusted manufacturer since 2010, HKCARD ELECTRONICS CO.,LIMITED delivers all three card types, combining 15+ years of technical innovation with cost-effective solutions for global telecom operators

For more infomation, customize or order LTE SIM Card , VOLTE SIM Card and 5G SUCI SIM Card， please kindly contact us .LTE SIM Card , VOLTE SIM Card and 5G SUCI SIM Card，Email：byronhan@cardmfg.com

 

  Best Regards

  Byron

HKCARD ELECTRONICS CO.,LIMITED

Whatsapp/wechat:+8615817372512

Skype：byron1681

Email：byronhan@cardmfg.com