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

Ticker · 6691 TW Construction
Filings indexed 16 across all filing types
Latest filing 2026-03-30 Director's Dealing
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03月內部人持股轉讓(事前)
Director's Dealing Classification · 1% confidence The document is a disclosure from the Taiwanese Market Observation Post System showing a director’s planned transfer of shares (贈與 gift) including details on share counts, transferee, period, and current holdings. This is a classic insider trading (director’s share dealing) report. Therefore, it fits the Director’s Dealing category (DIRS).
2026-03-30 Chinese

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