Investor Presentaiton

Toward eliminate production problems Following the occurrence of main equipment malfunctions in AC production facility at the Mizushima Plant, we will implement (1) Improving facility management level (2) Strengthening of supply stabilization, from a business continuity plan perspective Improve Diagnostic Technology Enhance non-destructive testing Review deterioration diagnosis items Acquire and improve diagnostic techniques Facility Management Updated facility management system in FY2021 Update Facilities/Equipment Optimize production lines for large-sized critical equipment Implement improved maintenance (Increase efficiency and life span) Enhance Cycle Management Reset and standardize maintenance cycles Reset and standardize device update cycles Spare Equipment and Parts Management Standardize retention indicators Shared use of spare parts (1) Improving facility management level Strengthen management by select the most important equipment that has a significant impact on production Expand spare parts for the most important equipment Shorten and clarify update cycles (2) Strengthening of supply stabilization Implement company-wide measures such as tightening operational management and improving skills Clarify proper operating ranges based on analysis through flow simulations Strengthening early recovery system (Double tracking, installation of spare equipment, etc.) Investment for enhancing facility management: ¥1.5 billion (3 years) Something Better with Chemicals OSAKA SODA 30

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