合格证书 [经管] certificate of conformity ; certificate of competency ; Certification of fitness

合格证明书 certificate of compliance ; Certificate of Conformity

合格证明 verification of conformity ; certificate of conformance

质量合格证书 certification of fitness

食品产品合格证 food product qualification

材料合格证 material certificate

产品合格证 Manufacturer's Certificate ; Product certification ; Product certificate

质量合格证 certification of fitness

补充型号合格证 STC ; Supplementary Type Certificate