-
ZDL外部认证证书(20190717)
-
TUV_ISO9001_2015_质量管理体系认证_20190320-20220314
-
TUV_ISO9001_2015_QMS Certificate_German_20190322-20220314
-
SONY GP Certificate_FC010481_DAIDONG ZEGNA (DONG GUAN) ELECTRONICS CO.,LTD._認定通知書_20201031
-
CQC_ISO9001_2015_质量管理体系认证_20041209_20190531-20200116