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Yankey Engineering Co., Ltd. — Investor Relations & Filings

Ticker · 6691 TW Construction
Open in API
Filings indexed 16 across all filing types
Latest filing 2026-05-05 Regulatory Filings
Country TW Taiwan
Listing TW 6691

About Yankey Engineering Co., Ltd.

https://www.yankey.com.tw/

Established in 1980, Yankey Engineering Co., Ltd. specializes in high-tech plant electromechanical systems and cleanroom turnkey (EPC) engineering. The company provides integrated solutions spanning planning, design, construction, and maintenance for complex industrial environments. Core competencies include cleanroom constant temperature and humidity control, high and low voltage power transmission, HVAC systems, fire protection, process piping, and monitoring systems. Serving sectors such as semiconductors, electronics, panels, and solar energy, the company operates as a strategic partner in global technology supply chains. Yankey Engineering also offers green energy technical services, including LEED and green building certification support, energy-saving system design, and environmental sustainability consulting. Its service model emphasizes a one-stop approach to ensure system efficiency, operational convenience, and technical reliability.

Recent filings

Filing Released Lang Actions
115年04月內部人持股異動(事後)
Regulatory Filings
2026-05-05 Chinese
115年04月董事會成員及持股
Regulatory Filings
2026-05-05 Chinese
公告本公司115年度第1季合併財務報告 預計提報董事會日期(更正事實發生日)
Report Publication Announcement Classification · 1% confidence The document is a brief announcement from a listed company via the public information observatory that the 115-year first quarter consolidated financial report is expected to be submitted to the board of directors on a specified date. It contains no actual financial data or analysis—only the timing of the board meeting and report submission. Under the “menu vs meal” rule, this is an announcement about the timing/publication of a report rather than the report itself, matching the definition of a Report Publication Announcement (RPA).
2026-04-27 Chinese
公告本公司115年度第1季合併財務報告 預計提報董事會日期
Report Publication Announcement Classification · 1% confidence The document is a brief public announcement from a listed company (6691 洋基工程) stating the expected board meeting date for the Q1 consolidated financial report (115年度第1季合併財務報告). It does not contain the financial report itself but merely notifies investors of the timing of the report’s presentation. According to the “menu vs. meal” rule, this is an announcement about the publication/timing of a company report rather than the report itself, fitting “Report Publication Announcement (RPA).”
2026-04-27 Chinese
115年年報及股東會資料 — 2026_6691_20260527F02.pdf
Regulatory Filings
2026-04-24 Chinese
115年年報及股東會資料 — 2026_6691_20260527F01.pdf
Proxy Solicitation & Information Statement Classification · 1% confidence The document is a formal notice (“開會通知書”) and proxy solicitation packet for the company’s 115th Annual General Meeting, including meeting agenda, proxy form, attendance card, and voting instructions. It is sent to shareholders to provide information on the proposed resolutions and to request voting instructions, matching the definition of a Proxy Solicitation & Information Statement rather than an actual annual report, earnings release, or voting results. Therefore, it is classified as PSI.
2026-04-24 Chinese

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