Building Trust Since 1991,

Moving First Today.

Milestones

1991

Road transportation business launched at Samsung Electronics

1993

Entered the railway business

1998

Business transferred to Samsung SDS

2013

STraffic founded as a spin off from Samsung SDS

2017

Listed on KOSDAQ

Year by year
2026

Electronic interlocking upgrade at Gwangmyeong and two other Gyeongbu High-Speed Railway stations for the KTCS-2 interface

LTE-R for Daejeon Metro Line 1

2025

AFC system for LA Metro (Phase 2)

AFC system for Gwangju Metro Line 2 (Phase 1)

Body cameras for the Korean National Police Agency

AFC system for the Seohae Line (5 stations)

KTCS-M (CBTC) for the Yangsan Line (Nopo–Bukjeong, 7 stations)

Signaling power supply and ATO test facilities for KR and others
(6 contracts)

Radio-based remote shutter control for 15 Busan Metro stations

Video analytics-based congestion management system for KORAIL

2024

ITS and toll collection system for the Western Inland Expressway

LTE-R equipment for Incheon Subway Line 1 (Geomdan extension)

Smart tolling system for Gwangan Bridge

Disaster safety communication network for the Daegu and Busan fire services

Network infrastructure for IIAC

LTE-R for Seoul Subway Line 9 (Phases 2 and 3)

Train control system for the Suwon and Incheon KTX links and the Pyeongtaek–Osong high-speed line quadruple-tracking

AFC system for LA Metro (Pilot)

Next-generation regional information system for KORAIL

2023

STraffic’s 10th anniversary

AFC system for BART (San Francisco, USA)

Accessible fare gates for Seoul Metro

Chuncheon–Asan Expressway project

National K-MaaS platform

LTE-R onboard equipment and mobile devices for the Wirye Line tram

LTE-R for Busan Metro Lines 2, 3 and 4

2022

Toll/ITS for the Padma Bridge and the N8 Expressway (Bangladesh)

Railway signaling system for Incheon Subway Line 1
(Geomdan extension)

LTE-R for Seoul Subway Line 9 (Phase 1)

Electronic interlocking upgrade for KORAIL at Gwangmyeong and Cheonan-Asan stations (Gyeongbu High-Speed Railway)

Train control system for the Samseong–Dongtan metropolitan express railway (GTX-A)

Video transmission and smart station systems for the Daegu Metro Line 1 extension (Ansim–Hayang)

AI-based video surveillance for Incheon Subway Line 1

2021

ITS for Seoul’s Jemulpo Tunnel, Korea’s first deep underground road

Key IT systems for IIAC’s Phase 4 expansion (integrated information, flight communication, security and airport communication)

LTE-R onboard radios for 490 KORAIL railcars

LTE-R handheld radios for the Gyeongbuk Line (Gimcheon–Yeongju) and another KORAIL project

PS-LTE handheld radios for the Ministry of the Interior and Safety

Trackside functional modules for KORAIL

2020

TVM for DMRC (Delhi Metro, India)

IOC master plan consulting for IIAC

EV charging system for SK Energy (Korea)

ETCS/MLFF for KEC

KTCS-M (CBTC) pilot for the Ilsan Line, Section 2
(Jeongbalsan–Daehwa)

Train control system for Singyeongju Station on the Ulsan–Pohang double-track railway

2019

AFC system for JMRC’s Jaipur Metro line extension (India)

AFC system for WMATA (Washington, D.C., USA)

EV charging project with Korea’s Ministry of Environment and MOTIE

ITS for Medellín (Colombia)

TCS for the M1 road (Azerbaijan)

2018

Disaster recovery system for IIAC

VPSD for SNCF (France) and TMB (Spain)

TCS for the M3 road (Azerbaijan)

ETCS/MLFF for the Incheon International Airport Expressway

LTE-R for three KR projects, including the Daegu Line double-tracking

LTE-R for the Hanam Line (Seoul Subway Line 5 extension

2017

TCS for the Guri–Pocheon Expressway

Transportation card system replacement for 275 Seoul Metro stations

Train control system for the Shinbundang Line extension
(Yongsan–Gangnam)

MJ81 switch machines for KR (9 contracts, 2017–2023)

Overhaul of signaling power supply facilities on the Gyeongbu High Speed Railway, Phase 2

Established the subsidiary Seoul Smart Card Co.

Listed on KOSDAQ

2016

MLFF for KEC

Train control system for the Suseo–Pyeongtaek high-speed railway (SRT)

Korea’s first MLFF systems, built for toll plazas on the Cheonan–Nonsan and New Daegu–Busan expressways

LTE-R for the Gimpo Goldline

Overhaul of signaling facilities and Hydrostar switch machines on the Gyeongbu High-Speed Railway

2015

TCS/ETCS for Busan Harbor Bridge (Bukhang Bridge)

TCS for the Gangnam Ring Expressway

Hydrostar switch machines for KORAIL (2 contracts, 2015–2024)

2014

TCS and Hi-pass ETCS for KEC

Monitoring system for Seoul Metro

MJ81 switch machines for KORAIL (6 contracts, 2014–2023)

2013

Founded as a spin-off from Samsung SDS

Interlocking system for the line connecting the Gyeongbu High-Speed Railway and the Donghae Nambu Line

2011

Telecommunication system for Busan Metro Line 4

2010

TCS for Incheon Bridge

National R&D project for the Korean Radio-based Train Control System (KRTCS)

2009

ETCS for KEC’s Hi-pass non-stop expressway tolling

Signaling system for the Uijeongbu Light Rail

MJ81 switch machines for KR (3 contracts, 2009–2012)

2008

Signaling system for Daegu Metro Line 3 (30 stations, 24 km)

2007

Signaling system for the Incheon Subway Line 1 extension (8 stations)

2006

Registered a utility model for a TCS terminal

Bus management system for Seoul

Interlocking system for the Gyeongbu High-Speed Railway, Phase 2 (Dongdaegu–Busan)

2005

Telecommunication system for the Airport Railroad Express (AREX)

Telecommunication system for the Incheon Subway Line 1 extension

2004

Interlocking and telecommunication systems for the Gyeongbu High Speed Railway (KTX), Phase 1

2002

Signaling system upgrade for Seoul Subway Line 2

2001

Telecommunication system for Daejeon Metro Line 1

2000

TCS/ETCS for the Incheon International Airport Expressway

1998

Business transferred to Samsung SDS

1996

Telecommunication system for Busan Metro Line 2

1995

Signaling and telecommunication systems for Incheon Subway Line 1

1993

Entered the railway business

1991

Launched the road transportation business at Samsung Electronics

Solutions & Technologies

ROAD

  • TCS

    Toll Collection System
  • ETCS

    Electronic Toll Collection System
  • MLFF

    Multi-Lane Free Flow
  • RFID

    Radio Frequency Identification
  • ITS

    Intelligent Transportation System

RAIL

  • TCS

    Train Control System
  • ETCS

    European Train Control System
  • CTC

    Centralized Traffic Control
  • CBTC

    Communications-Based Train Control
  • ATO

    Automatic Train Operation
  • KTCS

    Korean Train Control System
  • VPSD

    Vertical Platform Screen Door
  • PSD

    Platform Screen Door

AFC

  • AFC

    Automatic Fare Collection
  • TVM

    Ticket Vending Machine

TELECOMMUNICATIONS

  • PS-LTE

    Public Safety LTE
  • LTE-R

    LTE-Railway

AIRPORT

  • FIMS

    Flight Information Management System
  • FIDS

    Flight Information Display System
  • IOC

    Integrated Operations Center

Customers

ROAD

  • KEC

    Korea Expressway Corporation
  • MOTIE

    Ministry of Trade, Industry and Energy

RAIL

  • KTX

    Korea Train eXpress
  • KR

    Korea National Railway
  • KORAIL

    Korea Railroad Corporation

AFC

  • WMATA

    Washington Metropolitan Area Transit Authority
  • BART

    San Francisco Bay Area Rapid Transit District
  • LA Metro

    Los Angeles County Metropolitan Transportation Authority
  • DMRC

    Delhi Metro Rail Corporation
  • JMRC

    Jaipur Metro Rail Corporation

AIRPORT

  • IIAC

    Incheon International Airport Corporation