Quality Certificate
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- Applied LawJapanese Industrial Standard Act
- Date of AcquisitionMarch. 22. 1995
- Specification No.JIS B4430 (KR9442) · JIS B4433 (KR9443)
- CertifierJapanese Department of Commerce and Industry
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- Applied LawISO 9001
- Date of AcquisitionJuly. 25. 1995
- Specification No.AC-00097
- CertifierK S A
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- Applied LawISO 14001
- Date of AcquisitionJanuary. 27. 1997
- Specification No.EAC-00505
- CertifierK S A
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- Applied LawEM mark
- Date of AcquisitionMarch. 21. 1997 · May. 13. 1997 · October. 18. 1999
- Specification No.1997-026 · 1997-052 · 1999-065
- CertifierAgency for Technology and Standards
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- Applied LawNT mark
- Date of AcquisitionOctober. 27. 1997
- Specification No.1997-036
- CertifierAgency for Technology and Standards