/siːld ˈtɛndər/ – Phrase
Definition: hồ sơ bỏ thầu niêm phong.
A more thorough explanation: A sealed tender refers to a formal offer or bid submitted by a contractor or supplier in response to a request for proposals or bids, which is securely enclosed in an envelope or package to maintain confidentiality and prevent tampering until the designated deadline for submission.
Example: The company submitted a sealed tender for the construction project, in accordance with the terms outlined in the request for proposals.