Company

History 연혁

2022 ~ Present Smart Technology
Advancement Period
  • 2025
    • KT Group-1 (OSP) Excellent Partner (2003–2025)
    • Selected as a Promising SME by Gyeonggi-do and obtained the Certificate of Designation
    • Exhibited at the KINTEX Korea International Safety & Security Expo 2025
    • Exhibited at the COEX AIoT International Exhibition 2025
    • Received the Commendation from the Governor of Gyeonggi-do
    • Certified as a Venture Business (Venture Business Confirmation)
    • Obtained ESCO (Energy Service Company) Operator License
    • Designated IoT-based Smart Landslide Detection System
      as an Innovative Product
    • Selected as a Gyeonggi Pre-Star Company
    • Selected for the Gyeonggi Technopark SME Technical Support Program
    • KT Excellent Partner Award (CT field)
  • 2024
    • Selected as an Excellent Enterprise by Yongin City
    • Selected as a Gyeonggi-do Job-Creating Excellent Enterprise
    • Exhibited at the COEX AIoT International Exhibition 2024
    • Obtained a Patent for an IoT-based Slope Sensor Platform and
      Remote System
    • Established and relocated an R&D center and registered
      a direct-production factory
    • Selected for the Job-Creating Enterprise Workplace Environment Improvement Program
  • 2023
    • Obtained a Design Registration for a Manhole Detector
    • Exhibited at the COEX AIoT International Exhibition 2023
2018 ~ 2021 Infrastructure Expansion Period
  • 2021
    • Obtained a Patent for a LoRa Gateway–Integrated AP System/Device
    • Obtained a Patent for a Remote Manhole Management System
    • Established a Corporate-Affiliated R&D Center
  • 2020
    • Entered the Railway Communications and LTE-R Business
  • 2019
    • Obtained Direct Production Certificate for Public Safety &
      Security Equipment
  • 2018
    • Obtained Electrical Construction Business License
    • PPS (Public Procurement Service) Supply Contract for Video
      Surveillance Equipment
    • ISO 9001, ISO 14001, ISO 45001 Certifications
    • KT Excellent Partner Award
1987 ~ 2010 Establishment and Foundation Period
  • 2017
    • Obtained KC Registration of Conformity for broadcasting & communications equipment
    • Selected as IBK Excellent Import/Export Best Partner
    • Changed company name to DT Co., Ltd. (㈜디티)
    • Registered as an Overseas Construction Business
    • Direct Production Confirmation Certificate (CCTV system) obtained
    • Factory Registration (CCTV system)
  • 2016
    • Awarded the Myanmar IT Infra–Network Expansion Project
    • Obtained Trade Business License
  • 2015
    • Obtained a Patent for a Pan-Tilt Device for Surveillance Systems
    • CEO Yoon-Heon Kim inaugurated as the 11th President of the Incheon/Gyeonggi-do, Korea Information & Communications Contractors Association
  • 2011
    • Moved into the newly built Yongin headquarters
    • Meteorological Business Registration
  • 2010
    • Received a Commendation from the Gyeonggi Regional Office of SMEs and Startups
    • Relocated head office to Yongin
    • Awarded the Bangladesh INFO-BAHAN Internet Network Construction Project
  • 2009
    • Incorporated as Daeyoon Telecom Co., Ltd.
  • 2007
    • Designated as an Essential Enterprise for Civil Defense
  • 2005
    • Registered as Software Business Operator
      – Database Creation & Search Services
    • Registered as Software Business Operator
      – Digital Content Development Services
    • Registered as Software Business Operator
      – Package Software Development & Supply
    • Registered as Software Business Operator
      – Computer-related Services 1995
    • Changed company name to Daeyoon Telecom
  • 1987
    • Founded Geumseong Electronics & Telecommunications
    • Obtained Telecomm & Electrical Construction Business License