We are pleased to inform you that we have acquired the certification of "ISO9001" which is the international standard of the quality management system.

1. Applicable standard: ISO9001: 2015

2. Registered organization: DENBA Co., Ltd. Hasuda Center

3. Registration range: Manufacture of water molecule control technology

4. Registration date: June 29, 2021

5. Examination and registration organization: Intertek Certification Japan Ltd.

By acquiring the "ISO9001" certification, we will further meet customer requirements and applicable legal and regulatory requirements, and aim to improve customer satisfaction.