QUALITY
IMPROVEMENT
ISO9001 certification
CST has acquired ISO9001 : 2015 certification, the international standard for quality management systems, as detailed below.
Looking ahead, we will continue to strive to deliver products of the highest quality to satisfy our customers.
- Registered operator
- CST Co., Ltd.
- Scope of registered activities
- Design, development and manufacturing of electronic components (mask blanks, black matrix boards) and board handling jigs.
- Registration date
- August 8, 2003
- Recertification date
- July 27, 2021
- Expiry date
- August 7, 2024
- Certificate number
- Q4566
- Certification body
- ASR Co., Ltd.