In 2025, Formosa Sumco Technology conducted an environmental assessment and disclosed corporate waste management data in accordance with recognized sustainability reporting standards.The company provided a breakdown of its waste by type (hazardous vs non-hazardous) and treatment method (recovery vs disposal), enabling greater transparency into its waste handling and environmental practices.
| Metric (tonnes) | 2025 | 2024 | 2023 | 2022-2019 |
|---|---|---|---|---|
Total Waste Generated | 8,335.15a | 9,857.75a | 9,323.69a | |
Total Waste Recovered | 3,410.52a | 4,896.78a | 4,191.12a | |
Total Hazardous Waste Generated | 2.3a | 1.57a | 1.54a | |
Non-Hazardous Waste Disposed | 4,922.33a | 4,959.4a | 5,131.03a |
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In 2025, Formosa Sumco Technology generated a total of 8,335metric tonnes of waste.a
Of this amount, 40.92% of Formosa Sumco Technology's total waste generated was recovered through methods such as recycling, reuse, or composting, while 59.08% was disposed of through landfilling, incineration, or combustion.a
In 2025, Formosa Sumco Technology reported a total waste generation of 8,335 metric tonnes, of which 40.92% was recovered through recycling, reuse, or composting.This moderate level of recovery indicates that Formosa Sumco Technology is taking steps toward improving its waste diversion practices, though there is still room to enhance recycling and recovery efforts.a
Since 2023, Formosa Sumco Technology's total waste generation decreased by 10.6%, including a further 15.45% drop in 2025, highlighting a consistent and deliberate reduction in waste production over time.a
Over the same period, Formosa Sumco Technology's waste recovery rate declined by 8.97%, with a further 17.63% drop in 2025, underscoring a weakening in waste diversion performance and a potential drift away from circular waste strategies.a
Overall, while Formosa Sumco Technology has successfully reduced its total waste generation, its waste recovery efforts have also declined. This pattern could suggest a shift in strategy away from circular treatment methods or a lag in recovery infrastructure development.
In 2025, Formosa Sumco Technology generated a total of 8,335 metric tonnes of waste.a
Of this amount, 0.03% of Formosa Sumco Technology's total waste generated of was classified as hazardous waste, characterized by properties such as toxicity, flammability, corrosiveness, or reactivity that may pose risks to human health, ecosystems, or the environment.99.97% was identified as non-hazardous waste, generally considered less harmful and subject to lighter regulatory controls.a
Since 2023, Formosa Sumco Technology's total waste generation decreased by 10.6%, with an additional 15.45% decline in 2025, suggesting a consistent and deliberate effort to minimize waste generation at the source.a
Over the same period, the share of hazardous waste in Formosa Sumco Technology's total output increased by 67.06%, including a further 73.26% rise in 2025, suggesting a troubling upward shift toward more environmentally harmful waste streams that could raise compliance costs and environmental risks.a
Overall, Formosa Sumco Technology's waste and hazardousness trends are mixed or inconclusive. A more detailed review of its materials, industry standards, and operational changes would help clarify the net environmental impact of its waste strategy.a