A1

A1 is a Korea-based business registered at 서울 종로구 돈화문로11가길 (Postal code: 03131). It operates as an individual business. It was originally registered with the Jongno Tax Office. A1 falls under the Manufacturing industry. It operates within the Jewelry & Precious Metal Products sector, specifically focusing on Manufacturing of precious metals and related products business activities. It has 1–4 employees. According to KOBDi Industry Ranking system, A1 scored 17.08 points and outperforms approximately 48% of companies in the same industry.
A1은(는) 서울 종로구에 있는 기업입니다.
101-**-*281*

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서울 종로구 돈화문로11가길 (03131)
Individual business
Manufacturing > Jewelry & Precious Metal Products > Manufacturing of precious metals and related products
December 2024
17.08
- (vs. August 2026)
Top 53%
September 2026

A1's KOBDi Score is 17.08 as of Sep 2026, up 0.32 points since Apr 2025; it rose in 2 of the 12 monthly updates and never fell. As of Sep 2026 it is ahead of about 48% of companies in its industry, against 48% in Aug 2026 and 48% in Apr 2025. Its strongest position was 50% (May 2025) and its weakest 47% (Jul 2026).

A year earlier, in Aug 2025, its score was 16.92 and it was ahead of about 49% of companies in its industry.

Sep 202617.08ahead of 48%
Aug 202617.08ahead of 48%
Jul 202616.92ahead of 47%
Jun 202616.92ahead of 48%
May 202616.92ahead of 48%
Apr 202616.92ahead of 48%
Mar 202616.92ahead of 49%
Feb 202616.92ahead of 49%
Dec 202516.92ahead of 49%
Aug 202516.92ahead of 49%
Jul 202516.76ahead of 49%
May 202516.76ahead of 50%
Apr 202516.76ahead of 48%

A1 has 1–4 employees.

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르호봇 1–4 Top 53%
서산체인 1–4 Top 53%
루비너스 1–4 Top 53%
세종쥬얼리 1–4 Top 52%
성진주얼리 1–4 Top 52%















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서울 종로구 돈화문로11가길 (03131)
Where is A1 located?

A1 is registered at 서울 종로구 돈화문로11가길, South Korea (postal code 03131).

What industry is A1 in?

A1 belongs to Manufacturing › Jewelry & Precious Metal Products › Manufacturing of precious metals and related products.

How many employees does A1 have?

A1 has 1–4 employees.

What is A1's KOBDi Score?

17.08 as of September 2026, ahead of about 48% of companies in its industry.

Who are A1's competitors?

Similar companies include 르호봇, 서산체인 and 루비너스.

Which businesses are near A1?

Businesses registered at the same postal code (03131) include 세계선무도총연맹 서울본원, 세계선무도총연맹(서울본원) and 새롬주얼리. Most work in Western-style restaurant business, Korean general restaurant business and travel business.

Businesses near A1

Registered at postal code 03131 (돈화문로11가길, 종로구). Most businesses here work in Western-style restaurant business, Korean general restaurant business and travel business.

Other manufacturing of precious metals and related products companies in 종로구

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