- Regulation operating companies;
- Decree 15 / ND;
- Circular No. 10/2013 / TT-BXD;
- company quality manual;
- TCXDVN170-2007;
- MBMA-2012;
- ISO 3834-2: 2005 Section 14: Inspection and testing
- QT.07 / QC: Process control products is inappropriate.
- And the other processes of the Company.
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