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Home
Company Profile
Company Background
Background
Vision and Mission
Business Group Structure
Organization Structure
Organization Structure
Board of Directors
Executive Committee
Audit Committee
Management Team
Corporate Governance
Policy of Corporate Governance
Anti-corruption Policy
Safety Policy
Quality Policy
Privacy Policy
Our Service
CSA
MEP
Electrical Power System
Communication, ICT and Security Systems
Air Conditioning and Ventilation Systems
Plumbing, Sanitary and Fire Protection Systems
Investor Relations
IR Home
Corporate Information
Corporate Profile
Nature of Business
Message from Chairman
Board of Directors
Financial Information
Financial Highlights
Summary of Financial Highlight
Financial Statements
MD&A
Analyst Report
Corporate Governance
Policy of Corporate Governance
Anti-corruption Policy
Safety Policy
Quality Policy
Privacy Policy
IR Policy
Shareholder Information
Shareholder Structure
Shareholders' Meeting
Dividend Policy
Notice of Allotment of Newly Issued Ordinary Shares
IR Calendar
Stock Information
Stock Quotes
Historical Price
Investment Calculator
SET Annoucement
Presentation and Document Download
Form 56 -1 One Report
Form 56-1
Annual Report
Webcasts and Presentations
Information Inquiry
Contact Investor Relations
Whistle Blowing
Download Investor Kits
Email Alerts
Project
Project
Project Management Plan
Banks Reference
Work with Us
News and Blog
Corporate Social Responsibility
Project News and Update
Stock News and Update
Public Relation News
Q&A
Contact Us
Home
Company Profile
Company Background
Background
Vision and Mission
Business Group Structure
Organization Structure
Organization Structure
Board of Directors
Executive Committee
Audit Committee
Management Team
Corporate Governance
Policy of Corporate Governance
Anti-corruption Policy
Safety Policy
Quality Policy
Privacy Policy
Our Service
CSA
MEP
Electrical Power System
Communication, ICT and Security Systems
Air Conditioning and Ventilation Systems
Plumbing, Sanitary and Fire Protection Systems
Investor Relations
IR Home
Corporate Information
Corporate Profile
Nature of Business
Message from Chairman
Board of Directors
Financial Information
Financial Highlights
Summary of Financial Highlight
Financial Statements
MD&A
Analyst Report
Corporate Governance
Policy of Corporate Governance
Anti-corruption Policy
Safety Policy
Quality Policy
Privacy Policy
IR Policy
Shareholder Information
Shareholder Structure
Shareholders' Meeting
Dividend Policy
Notice of Allotment of Newly Issued Ordinary Shares
IR Calendar
Stock Information
Stock Quotes
Historical Price
Investment Calculator
SET Annoucement
Presentation and Document Download
Form 56 -1 One Report
Form 56-1
Annual Report
Webcasts and Presentations
Information Inquiry
Contact Investor Relations
Whistle Blowing
Download Investor Kits
Email Alerts
Project
Project
Project Management Plan
Banks Reference
Work with Us
News and Blog
Corporate Social Responsibility
Project News and Update
Stock News and Update
Public Relation News
Q&A
Contact Us
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Q1/2026
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