Dear [Recipient's Name],

We are pleased to inform you that your bid has been successful, and you have been selected as the winning bidder for the [Project Name] project. We extend our congratulations on this achievement.

Please note the following details regarding the award:

- Project Title: [Project Name]

- Award Date: [Award Date]

- Validity Period: The offer remains valid for [Number of Days] days from the date of this notice.

- Terms and Conditions: Please review the attached document outlining the terms and conditions of the contract.

- Next Steps: Kindly confirm your acceptance within the validity period by signing and returning one copy of the agreement to our office. Additionally, ensure that all necessary documentation is completed and submitted as per the instructions provided.

Should you have any questions or require further clarification, do not hesitate to contact us at [Your Contact Information].

Once again, we congratulate you on your success and look forward to working together.

Sincerely,

[Your Name]

[Your Position]

[Company Name]

[Contact Information]

附件：Terms and Conditions Document

This letter serves as official notification of the award. Please ensure compliance with all stated requirements and deadlines.