Addendum document: technical tenders is published, add, correct, or modify the original technical bids shall be regarded as part of the technical annex to the tender.
Addendum documents: technical bid after the release of the original technical bids supplement, correct or modify, should be regarded as part of the technical tender attachment.
Addendum: file is document release, supplement, corrections or modifications of the original document, should be regarded as a part of the specification of accessories.