Business Context and Reporting Period
ChipMOS Technologies Inc. filed a Form 6-K on December 16, 2025, regarding an administrative penalty issued by the HsinChu County Environmental Protection Bureau. The filing addresses a violation of the Water Pollution Control Act at the Company's Zhubei fab, discovered during effluent sampling on June 19, 2025.
Key Financial Metrics
The filing does not provide standard financial metrics such as revenue, profit, cash flow, margins, debt, or liquidity. The only financial figure disclosed is the administrative fine amount.
- Administrative Fine: NT$2,058,000
- Anticipated Loss: NT$2,058,000
- Insurance Recovery: None
Material Changes and Incident Details
The material event involves a violation where the measured concentration of Boron in effluent exceeded discharge standards. The HsinChu County Government issued a penalty notice mandating the fine and requiring the Company to attend 2 hours of environmental education. No material information regarding this event had been previously released.
Management Commentary, Risks, and Contingencies
Management has implemented immediate corrective actions, including switching high-concentration wastewater handling to outsourced treatment services and adopting a boron-free process to ensure compliance with discharge standards. The Company plans to file an administrative appeal regarding the application and determination of the discharge standards. The primary risk identified is the financial impact of the fine and potential regulatory scrutiny.
Investor Verification Checklist
- Verify the status of the administrative appeal regarding the discharge standard determination.
- Confirm the implementation and effectiveness of the new boron-free process at the Zhubei fab.
- Monitor for any additional penalties or regulatory actions related to the June 2025 sampling event.
- Assess whether the NT$2,058,000 fine is material relative to the Company's overall financial position (data not provided in this filing).