Governance

Fundamental Policy on Corporate Governance

Corporate Governance

Compliance

Risk Management

SUMCO Group Information Security Basic Policy

Steady Progress in Digital Transformation (DX)

SUMCO Group Taxation Policies

Sustainability

Executive Officer Message Materiality (Key Issues) The SUMCO Group's Business Activities and the Sustainable Development Goals (SDGs) Related Policies CSR and Sustainability Promotion Structure Environmental Social Governance SUMCO Vision Disclosure Based on TCFD Recommendations Disclosure Based on TNFD Recommendations Site Data Sustainability Report / CSR Report To ESG-oriented Investors