公告日期：2026-04-14

CONTENTS
About This Report 01 Appendices 149

Message from our Chairman 03 Outlook 149

About STL 05 Honors in 2025 149

Company Profile 05 Index of Reporting Guidelines 151

Honours and Awards 07 ESG Performance Indicators 159

Sustainability Governance 09

01 02 03 04

Steady Operations, New Quality-Driven, Leading with Carbon Peaking People-Oriented for a
Building a Foundation for Forging the Core of and Carbon Neutrality, Shared,

Growth Brand Strength Charting a Green Path Harmonious Future

Efficient Corporate Governance 27 R&D and Technological Innovation 53 Focusing on Low-Carbon Strategies 83 Safeguarding Employee Rights and Benefits 119
Strengthening Compliance Operations 39 Product Quality and Safety 65 Addressing Climate Change 93 Growing Together with Employees 128
Adherence to Business Ethics 41 High-Quality Customer Service 70 Strengthening Environmental Management 100 Robust Safety Practices 132
Information Security and Privacy Pro……
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