Welcome to the world of Masterline, a leading provider in SIM card manufacturing. With our state-of-the-art facilities and cutting-edge technology, we specialize in producing high-quality SIM cards that meet the demands of the ever-evolving telecommunications industry. Our commitment to excellence and innovation has allowed us to establish ourselves as a trusted partner for mobile operators around the globe. Whether you’re looking for standard SIM cards or advanced solutions like eSIM, Masterline is your go-to source. Join us as we revolutionize the way SIM cards are manufactured and shape the future of connectivity.

SIM cards, eUICCs
Full range of (U)SIM products and Innovative multiservice SIM solution

How we help 

  • Chip & OS
  • Connectivity management
  • OTA & remote SIM provisioning
  • Tech support, VAS + Pack etc

Range of card bodies & form factors including 3-in-1 seamless

  • All chip capacities
  • All leading chip types: o Samsung, EM Micro, Tongfang
  • Network compatibility: o 2G/3G/4G/LTE/5G