DYA CO., LTD. (Formerly DAYOU ATECH Co., Ltd.)

  • Company Name: DYA Co., Ltd.
  • Former Name: DAYOU ATECH Co., Ltd.
  • CEO: Geun-Ho Lim / Eun-Jin Park
  • Type of Business: Manufacturing of Automotive Seats and Seating Systems
  • Business Contents: Manufacturing of automotive seats, seat assemblies, seat pads, headrests, armrests, and automotive seating components
  • Form of Company: Mid-sized Company
  • Established Date: July 1, 1999 (Seat Business Division)
  • Corporate Origins: January 16, 1960 (Dongin Dyeing Co., Ltd.)
  • Number of Employees: 343
  • Sales Turnover: KRW 564.9 Billion (2024)
  • Website: https://dayouat.co.kr/
  • Address: 40-11 Sochon-ro 123beon-gil, Gwangsan-gu, Gwangju, Republic of Korea
  • Tel: +82-62-942-8611
  • Main Customers: Hyundai Motor, Kia Corporation, KG Mobility (KGM), Gwangju Global Motors (GGM)

Company Overview

DYA Co., Ltd. is one of Korea’s leading automotive seating manufacturers specializing in complete seat assemblies and seat components for passenger vehicles, SUVs, electric vehicles, and commercial vehicles.

The company traces its corporate roots back to 1960 and entered the automotive seating business in 1999. Since then, DYA has grown into a major supplier to Hyundai Motor Group, KG Mobility, and Gwangju Global Motors.

With advanced manufacturing facilities in Gwangju and Hwaseong, DYA produces complete seat systems, foam pads, headrests, armrests, and seat assemblies for a wide range of vehicles including EVs and next-generation PBV (Purpose Built Vehicle) platforms.

The company has earned numerous awards for quality, productivity, labor-management cooperation, and supplier excellence, while maintaining internationally recognized certifications in quality, environmental, occupational safety, and information security management.

Certifications

  • IATF 16949 Quality Management System
  • ISO 14001 Environmental Management System
  • ISO 45001 Occupational Health & Safety Management System
  • ISO 27001 Information Security Management System

Major Awards & Achievements

  • Hyundai-Kia Quality 5-Star Certification (2023)
  • Presidential Award, National Productivity Award (2022)
  • Presidential Award for Labor-Management Culture (2020)
  • National Quality Management Award, Presidential Citation (2018)
  • USD 200 Million Export Tower Award (2015)
  • Presidential Citation for Job Creation (2013)
  • Hyundai-Kia Supplier of the Year Award (2013)
  • Multiple Hyundai Mobis, Hyundai Dymos, and SsangYong Supplier Excellence Awards

History of DYA Co., Ltd.

2026

  • Corporate name changed to DYA Co., Ltd.

2025

  • Selected by Hyundai Transys as seat assembly supplier for NQ6 (next-generation Sportage)
  • Selected by Hyundai Transys as seat assembly supplier for PV7 (LW)
  • Selected by Hyundai Motor as seat pad assembly supplier for SX3 (next-generation Kona)
  • Began mass production of EV seats and PV5 seats

2024

  • Certified as Hyundai-Kia Quality 5-Star Supplier
  • Selected by KGM as Excellent Supplier
  • Selected by Hyundai Transys as seat assembly supplier for EV5 (OVK)
  • Selected as seat assembly supplier for Hyundai Transys PBV platform (SW)

2023

  • Selected as seat assembly supplier for next-generation Kia Seltos (SP3)
  • Acquired Hyundai-Kia Quality 5-Star Certification
  • Major shareholder changed from Dayou Holdings to Young-Woo Park
  • Merged with Dimchae Holdings

2022

  • Received Presidential Award at the 46th National Productivity Awards

2021

  • Received Hyundai Transys Supplier of the Year Award (Quality Category)
  • Began mass production of Casper seats
  • Began mass production of The New Sportage seats

2020

  • Received Presidential Award for Labor-Management Culture
  • Received Prime Minister’s Award for Human Resource Development
  • Selected as Excellent Labor-Management Culture Company

2019

  • Certified as Gwangju Job Creation Leading Company
  • Designated as Gwangju’s First “Honor Society Corporate Donor”
  • Celebrated 20th Anniversary of Seat Business
  • Began mass production of Kia Seltos seats

2018

  • Received Presidential Citation at the National Quality Management Awards
  • Received Hyundai Dymos Supplier Excellence Award
  • Received SsangYong Motor Supplier Excellence Award
  • Began mass production of K9 seats
  • Began mass production of Soul Booster seats

2017

  • Received Minister of Trade, Industry and Energy Award at National Productivity Awards
  • Selected as seat assembly supplier for next-generation Kia Carens
  • Selected as seat assembly supplier for next-generation Kia Soul

2016

  • Received Best Labor-Management Cooperation Award
  • Selected as seat supplier for next-generation Kia K9
  • Selected as seat supplier for SsangYong Q200 (Musso Sports)
  • Selected as seat supplier for Kia CK Sports Car

2015

  • Awarded USD 200 Million Export Tower
  • Selected as seat supplier for next-generation SsangYong Rexton (Y400)
  • Began mass production of SUV Sportage seats

2014

  • Received Hyundai Mobis Excellent Supplier Award
  • Began mass production of Kia Soul EV seats

2013

  • Selected as seat supplier for Kia Sportage QL and Soul EV
  • Received Presidential Citation for Job Creation
  • Received Hyundai Mobis Supplier Excellence Award
  • Opened Wanju Branch

2012

  • Selected as a Korean Hidden Champion Company
  • Signed investment agreement with Wanju County

2011

  • Confirmed as seat supplier for new Hyundai Dymos vehicle programs
  • Constructed new foundry plant in Iksan

2010

  • Corporate name changed from Dayou DMC Co., Ltd. to Dayou Atech Co., Ltd.
  • Acquired Automotive Business Division
  • Began mass production of Kia Sportage seats

2009

  • Won Quality Excellence Supplier Award
  • Expanded into solar energy business

2008

  • Began mass production of Kia Soul seats
  • Received Presidential Citation from the Korea Occupational Safety and Health Agency

2006

  • Began mass production of New Carens seats
  • Established joint venture with Woodbridge Foam

2005

  • Obtained ISO 14001 Certification
  • Relocated Daeyu Technology Research Institute

2004

  • Began mass production of New Sportage (KM) seats
  • Received Presidential Award for Single PPM Quality Innovation

2003

  • Changed corporate name to Dayou DMC Co., Ltd.

2001

  • Obtained ISO/TS 16949 Certification
  • Started Steering Wheel Business

2000

  • Began mass production of Pregio, Retona, Frontier, and Grace seats

1999

  • Entered Automotive Seating Business
  • Registered as Hyundai Motor Supplier
  • Relocated Headquarters to Sochon Plant

Main Products

Complete Seat Assemblies (SEAT ASS’Y)

  • Passenger Vehicle Seats
  • SUV Seats
  • Electric Vehicle Seats
  • Commercial Vehicle Seats
  • PBV Seats

Seat Components

  • Seat Pads
  • Foam Pads
  • Headrest Assemblies
  • Armrest Assemblies

Current Production Models

Gwangju Plant

  • Kia Seltos
  • Kia Sportage
  • Kia Soul
  • Kia Bongo III
  • Kia EV5
  • Hyundai Casper
  • Hyundai Casper EV

Hwaseong Plant

  • KGM Rexton
  • KGM Musso Sports
  • Kia SP3
  • Kia K9
  • Kia EV9 (3rd Row Seat)
  • Hyundai IONIQ 7 (3rd Row Seat)
  • Hyundai IONIQ 9 (3rd Row Seat)
  • Kia PV5

Production Capabilities

DYA manufactures complete automotive seating systems and components including:

  • Complete Seat Assemblies
  • Seat Frames
  • Seat Pads
  • Headrests
  • Armrests
  • Foam Products
  • EV Seating Systems
  • PBV Seating Systems
  • Premium Luxury Vehicle Seats
  • Third-Row Seat Systems

With over two decades of experience in automotive seating and corporate roots dating back to 1960, DYA continues to expand its position as a key seating supplier for Hyundai Motor Group, KGM, and future electric mobility platforms.

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