The Shindengen Group had been using trichloroethylene in the cleaning process for semiconductor manufacturing.
Since FY 1997, we have been conducting consecutive surveys of soil and groundwater contamination at business sites with a history of using designated hazardous substances. In February 2012, we completed the soil remediation of one business site.
We are continuing to appropriately manage and address environmental risks due to soil contamination at our business sites with a history of using designated hazardous substances. We periodically report the status of these management efforts to government agencies and other relevant entities.