From the 11 sectors and 77 industries in the SASB Materiality Map of the SASB Standards, Walsin Lihwa, taking into account its own business activities, selected the applicable metrics for disclosure:
Sector
Resource Transformation, Extractives & Minerals Processing
Industry
Electrical & Electronic Equipment and Iron & Steel Producers
SASB Industry Standard Electrical & Electronic Equipment
Scope of disclosure: the Company's wire and cable business units (Yangmei Plant, Hsinchung Plant, Shanghai Walsin)
Disclosure Topics and Metrics
Energy Management
Hazardous Waste Management
Product Safety
Product Lifecycle Management
Materials Sourcing
Business Ethics
Activity Metrics
Activity Metrics
Note: The revenue proportion is calculated based on the revenue share of the wire and cable segment in the 2025 financial report, including Yangmei Plant, Hsinchuang Plant and Shanghai Walsin
SASB Industry Standard Iron & Steel Producers
Scope of disclosure: the Company's stainless steel business units (Yenshui Plant, Taichung Plant, Yantai Walsin, Changshu Walsin, Jiangyin Alloy, Walsin Precision Technology, CAS consolidated)
Disclosure Topics and Metrics
GHG Emissions
Air Quality
Energy Management
Water Management
Waste Management
Workforce Health and Safety
Supply Chain Management
Activity Metrics
Activity Metrics
Note: The revenue proportion is calculated based on the revenue share of the stainless steel segment in the 2025 financial report, including Yenshui Plant, Taichung Plant, Yantai Walsin, Changshu Walsin, Jiangyin Alloy and CAS consolidated.
Steel Industry Sustainability Indicators Comparison Table (TWSE)
Since 2022, the Company has voluntarily followed the Taiwan Stock Exchange's "Regulations Governing the Preparation and Filing of Sustainability Reports by Listed Companies" enhanced sector-specific sustainability indicator disclosure requirements, disclosing relevant indicator information for the Company's stainless steel business units.
Scope of disclosure: the Company's stainless steel business units (Yenshui Plant, Taichung Plant, Yantai Walsin, Changshu Walsin, Jiangyin Alloy, Walsin Precision Technology, CAS).
Energy Management
Water Management
Waste Management
Occupational Accidents
Note: 1. Total self-generated, self-consumed energy is defined in accordance with Taiwan's "Renewable Energy Development Act", "Regulations for the Implementation of Renewable Energy Certificates" or related subsidiary laws.
2. The number of occupational accidents includes minor injuries with lost work time of one day or less.