KOYJ. CO.,LTD Logo

KOYJ. CO.,LTD

Manufacturer of advanced optical films and functional components for the global display industry.

121850 | KO

Overview

Corporate Details

ISIN(s):
N/A
LEI:
Country:
South Korea
Address:
충청북도 충주시 대소원면 첨단산업로 146 코이즈, 충주시
Sector:
Manufacturing
Industry:
Manufacture of electronic components and boards

Description

Established in 2006, KOYJ Co., Ltd. is a manufacturer specializing in advanced functional components and materials for the display industry. The company's core activities include the development, production, and sale of composite optical films and polymer materials. Its product portfolio features liquid crystal protection films and other specialized display optical components. KOYJ leverages expertise in chemical applications and thermal extrusion processing to provide differentiated material solutions to its clients in the global market.

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Date Filing Language Size Actions
2025-09-15 00:00
Pre-Annual General Meeting Information
주주명부폐쇄기간또는기준일설정
Korean 4.1 KB
2025-09-15 00:00
Pre-Annual General Meeting Information
주주총회소집결의
Korean 6.0 KB
2025-09-15 00:00
Share Issue/Capital Change
주요사항보고서(감자결정)
Korean 15.8 KB
2025-09-15 00:00
Share Issue/Capital Change
주요사항보고서(유상증자결정)
Korean 28.2 KB
2025-08-18 00:00
Interim Report
[기재정정]반기보고서 (2025.06)
Korean 1.2 MB
2025-08-14 00:00
Interim Report
반기보고서 (2025.06)
Korean 1.2 MB
2025-05-15 00:00
Quarterly Report
분기보고서 (2025.03)
Korean 1.2 MB
2025-03-25 00:00
Post-Annual General Meeting Information
정기주주총회결과
Korean 21.1 KB
2025-03-17 00:00
Audit Report / Information
감사보고서제출
Korean 26.6 KB
2025-03-17 00:00
Audit Report / Information
사업보고서 (2024.12)
Korean 422.6 KB
2025-03-10 00:00
Pre-Annual General Meeting Information
주주총회소집공고
Korean 108.5 KB
2025-02-28 00:00
Pre-Annual General Meeting Information
[기재정정]주주총회소집결의
Korean 13.7 KB
2025-02-24 00:00
Earnings Release
매출액또는손익구조30%(대규모법인은15%)이상변동
Korean 10.7 KB
2025-02-24 00:00
Pre-Annual General Meeting Information
주주총회소집결의
Korean 10.6 KB

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Insider Transactions

Date Insider Name Position Type Shares Value
No insider transactions recorded for this company.

Peer Companies

Company Country Ticker View
Shindengen Electric Manufacturing Co.,Ltd. Logo
Makes power electronics, semiconductors, and solenoids for automotive and industrial applications.
Japan 6844
Makes high-performance optical films and tapes for the global LCD and OLED display industry.
South Korea 056700
Shirai Electronics Indutrial Co.,Ltd Logo
An integrated manufacturer of PCBs and proprietary visual inspection systems for global markets.
Japan 6658
SHIZUKI ELECTRIC COMPANY INC. Logo
Manufactures capacitors and equipment for energy efficiency and power systems worldwide.
Japan 6994
Sigetronics, Inc. Logo
Manufactures GaN & APD semiconductors for defense, aerospace, 5G/6G & consumer electronics.
South Korea 429270
Siltronic AG Logo
A leading manufacturer of hyperpure silicon wafers for the global semiconductor industry.
Germany WAF
SIMMTECH HOLDINGS Co., Ltd. Logo
Manufactures high-density PCBs and substrates for the global semiconductor industry.
South Korea 036710
Sivers Semiconductors Logo
Makes mmWave & photonic semiconductor components for communications, aerospace, & defense markets.
Sweden SIVE
SK-Electronics CO.,LTD. Logo
Specialized manufacturer of large photomasks for LCDs and other electronic devices.
Japan 6677
SK hynix Inc. Logo
Leading manufacturer of memory semiconductors (DRAM, NAND, HBM) for AI, servers, and mobile.
South Korea 000660

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