(주)지제이테크 / GJ TECH

Also known as 지제이테크
(주)지제이테크 (GJ TECH) is a Korea-based business registered at Cheongwonsandan 1-gil, Mado-myeon, Hwaseong-si, Gyeonggi-do (Postal code: 21689). It operates as a head office of a for-profit corporation. It was originally registered with the Namdong Tax Office and incorporated at the Incheon District Court, Registry Bureau. (주)지제이테크 (GJ TECH) falls under the Manufacturing industry. It operates within the Plastics & Resins sector, specifically focusing on Manufacture of synthetic resins and other plastic materials business activities. It has 20–29 employees. According to KOBDi Industry Ranking system, (주)지제이테크 (GJ TECH) scored 113.80 points (up 0.05 points since August 2026) and outperforms approximately 97% of companies in the same industry. Recent performance indicators include: Employee growth: -3.24% (industry average: -4.19%).
(주)지제이테크는 인천광역시 남동구에 있는 기업입니다.
131-**-*461* 1201**-0505***

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인천광역시 남동구 호구포로14번길 (21689)
Cheongwonsandan 1-gil, Mado-myeon, Hwaseong-si, Gyeonggi-do (21689)
Head office of a for-profit corporation
Manufacturing > Plastics & Resins > Manufacture of synthetic resins and other plastic materials
September 2026
-3.24%
2025-2026
3.68%
113.80
▲ 0.05 pts (vs. August 2026)
Top 3%
September 2026

GJ TECH's KOBDi Score is 113.80 as of Sep 2026, up 21.03 points since Apr 2025; it rose in 6 and fell in 1 of the 11 monthly updates. As of Sep 2026 it is ahead of about 97% of companies in its industry, against 97% in Aug 2026 and 91% in Apr 2025. Its strongest position was 98% (Jul 2026) and its weakest 91% (Aug 2025).

A year earlier, in Aug 2025, its score was 93.42 and it was ahead of about 91% of companies in its industry.

Sep 2026113.80ahead of 97%
Aug 2026113.75ahead of 97%
Jul 2026113.75ahead of 98%
Jun 2026114.08ahead of 98%
May 2026114.08ahead of 98%
Apr 2026113.58ahead of 97%
Mar 2026113.58ahead of 97%
Feb 2026113.49ahead of 97%
Dec 2025113.49ahead of 97%
Aug 202593.42ahead of 91%
Jul 202593.41ahead of 91%
Apr 202592.77ahead of 91%

Between 2025 and 2026, the headcount of GJ TECH changed by -3.24%, against an average of -4.19% in its industry. It now has 20–29 employees.

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금우폴리켐1–4Top 3%
(주)삼일화학
SAMIL CHEM		5–9Top 3%
엑소콤10–19Top 3%
아이엑스웍5–9Top 3%
(주)하이텍컴
HITECHCOM CO.,LTD		30–49Top 3%














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인천광역시 남동구 호구포로14번길 (21689)
Cheongwonsandan 1-gil, Mado-myeon, Hwaseong-si, Gyeonggi-do (21689)
Where is GJ TECH located?

GJ TECH is registered at Cheongwonsandan 1-gil, Mado-myeon, Hwaseong-si, Gyeonggi-do, South Korea (postal code 21689).

What industry is GJ TECH in?

GJ TECH belongs to Manufacturing › Plastics & Resins › Manufacture of synthetic resins and other plastic materials.

How many employees does GJ TECH have?

GJ TECH has 20–29 employees.

What is GJ TECH's KOBDi Score?

113.80 as of September 2026, ahead of about 97% of companies in its industry.

Who are GJ TECH's competitors?

Similar companies include 금우폴리켐, SAMIL CHEM and 엑소콤.

Which businesses are near GJ TECH?

Businesses registered at the same postal code (21689) include 디에스엔터프라이즈, 굿머신 and 굿테크놀로지. Most work in distribution board and automatic electric control panel manufacturing, painting and other film processing businesses and mold and mold manufacturing.

Businesses near GJ TECH

Registered at postal code 21689 (호구포로14번길, 남동구). Most businesses here work in distribution board and automatic electric control panel manufacturing, painting and other film processing businesses and mold and mold manufacturing.

  • 디에스엔터프라이즈
    호구포로14번길 22 (same building)
  • 굿머신
    Other special purpose machinery manufacturing · 호구포로14번길 21-15
  • 굿테크놀로지
    Manufacturing of metal cans and other packaging containers · 호구포로14번길 21-15
  • 대한민국고엽제전우회
    Distribution board and automatic electric control panel manufacturing · 호구포로14번길 21-1
  • 민주산업
    Painting and other film processing businesses · 호구포로14번길 21-60
  • 에이테크
    Distribution board and automatic electric control panel manufacturing · 호구포로14번길 21-15
  • 에프에이테크
    Distribution board and automatic electric control panel manufacturing · 호구포로14번길 21-15
  • 엔디에스티
    Other general purpose machinery manufacturing · 호구포로14번길 21-15
  • 엠케이다이케스팅
    Other non-ferrous metal casting industry · 호구포로14번길 21-1
  • 피테크
    Wired communication equipment manufacturing · 호구포로14번길 21-12

Other manufacture of synthetic resins and other plastic materials companies in 남동구

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