(주)장성산업 / JANGSEONG

Also known as 장성산업
(주)장성산업 (JANGSEONG) is a Korea-based business registered at 충청북도 청주시 청원구 내수읍 (Postal code: 28152). It operates as a head office of a for-profit corporation. It was originally registered with the Dong-Cheongju Tax Office and incorporated at the Cheongju District Court, Registry Division. (주)장성산업 (JANGSEONG) is classified under 기타 구조용 금속제품 제조업. It has 5–9 employees. According to KOBDi Industry Ranking system, (주)장성산업 (JANGSEONG) scored 45.11 points (up 0.06 points since August 2026) and outperforms approximately 92% of companies in the same industry. Recent performance indicators include: Employee growth: -15.15% (industry average: -3.73%).
(주)장성산업은 충청북도 청주시 청원구에 있는 기업입니다.
317-**-*366* 1501**-0170***

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충청북도 청주시 청원구 내수읍 (28152)
Head office of a for-profit corporation
기타 구조용 금속제품 제조업
September 2026
-15.15%
2025-2026
-13.17%
45.11
▲ 0.06 pts (vs. August 2026)
Top 8%
September 2026

JANGSEONG's KOBDi Score is 45.11 as of Sep 2026, down 29.80 points since May 2025; it rose in 2 and fell in 3 of the 11 monthly updates. As of Sep 2026 it is ahead of about 92% of companies in its industry, against 92% in Aug 2026 and 86% in May 2025. Its strongest position was 97% (Aug 2025) and its weakest 86% (May 2025).

A year earlier, in Aug 2025, its score was 74.91 and it was ahead of about 97% of companies in its industry.

Sep 202645.11ahead of 92%
Aug 202645.04ahead of 92%
Jul 202645.04ahead of 92%
Jun 202645.04ahead of 92%
May 202642.97ahead of 91%
Apr 202642.97ahead of 91%
Mar 202642.97ahead of 91%
Feb 202645.21ahead of 92%
Dec 202572.97ahead of 96%
Aug 202574.91ahead of 97%
Jul 202574.91ahead of 87%
May 202574.91ahead of 86%

Between 2025 and 2026, the headcount of JANGSEONG changed by -15.15%, against an average of -3.73% in its industry. It now has 5–9 employees.

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비제이테크(주)
BJ Tech Co., Ltd.		 5–9 Top 8%
한울산업 20–29 Top 8%
민성산업 30–49 Top 8%
돌나라강재주식회사 5–9 Top 8%
주식회사 유진하우징 5–9 Top 8%















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충청북도 청주시 청원구 내수읍 (28152)
Where is JANGSEONG located?

JANGSEONG is registered at 충청북도 청주시 청원구 내수읍, South Korea (postal code 28152).

How many employees does JANGSEONG have?

JANGSEONG has 5–9 employees.

What is JANGSEONG's KOBDi Score?

45.11 as of September 2026, ahead of about 92% of companies in its industry.

Who are JANGSEONG's competitors?

Similar companies include BJ Tech, 한울산업 and 민성산업.

Which businesses are near JANGSEONG?

Businesses registered at the same postal code (28152) include SEYOUNG, ONE TECH and INTERTALON. Most work in Korean general restaurant business, distribution board and automatic electric control panel manufacturing and manufacturing of other structural metal products.

Businesses near JANGSEONG

Registered at postal code 28152 (내수로, 청주시). Most businesses here work in Korean general restaurant business, distribution board and automatic electric control panel manufacturing and manufacturing of other structural metal products.

Other manufacturing of other structural metal products companies in 청주시

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