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morePioneering Circular Economy, Leading a New Future of Resource Reuse
Transforming steel by-products into renewable construction materials through technology and responsibility.
Taiwan Steel Union is dedicated to resource recycling in the electric arc furnace steelmaking industry. Through advanced rotary kiln smelting technology, we recover valuable metals such as zinc and lead from dust, producing crude zinc oxide for the smelting and chemical sectors.
Resource Recycling
Efficient Technologies
Diverse Applications
Toward a Green Future
ESG
Sustainable Steel Union, Circular Future
From resource recycling to carbon management, we realize a shared vision for industry and the environment.
DiscoverTCSA Sustainability Model
Recognized by the Taiwan Sustainability Investment Awards for leadership in circular economy.
Corporate Sustainability Report Gold Award
Consecutively recognized as a Circular Economy Leader; governance performance greatly improved.
Dual Carbon Label Certification
Certified with ISO 14067 carbon footprint and environmental labels; actively implementing carbon management.
Carbon Footprint Certification
Promoting resource regeneration through low-carbon manufacturing, building a green production system.
32% Carbon Reduction, 23% NOx Cut
Long-term implementation of energy-saving and air-pollution-reduction strategies with remarkable results.
Green Building Material Label
Adopting third-party standards to strengthen product sustainability and market trust.
OUR CORE
Rotary Kiln Process
High-temperature treatment of dust to extract valuable zinc resources.
Reusable Waste
Recycling and reusing zinc-containing by-products.
Professional Services
Polluted soil remediation planning, Class-A waste removal, and technology transfer.
Crude Zinc Oxide
Export-grade crude zinc oxide with an annual output of over 50,000 tons.
Financial Report
Transparent Operational Results to Strengthen Investor Trust
Shareholder Service
Historical dividend distribution information
Env. Monitoring Reports
Main monitoring categories and sampling frequencies include
ESG & Corporate Social Responsibility
Advancing sustainability through carbon management and fulfilling social responsibility.
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