To enhance FAST scientific data services and facilitate data access and utilization, the FAST Data Center has launched an online download service for observational data. Details are announced as follows:

I. Service Activation

Effective immediately, users may submit a data transfer application via email to the FAST Data Center (fastdc@nao.cas.cn) (see Attachments 4-1 and 5-1 for the application forms) and select network download as the transfer method.

II. Trial Period and Charging Arrangements

1. A six-month free trial period begins from the date of this notice. During the trial period, the online download service is open to users free of charge.

2. Following the trial period, the Data Center will continue to provide conditional free download services to fulfill users' baseline data acquisition needs.

3. Paid services will be offered to users with higher data download demands after the trial period ends. Specific pricing standards, billing methods, and application procedures will be announced separately.

4. Prior to the official release of detailed fee regulations, please refer to the notices and prompts displayed on the official FAST website (https://fast.bao.ac.cn/).

III. Data Download Process

IV. Important Notes

· Users must comply with FAST data policies, intellectual property rights, and relevant guidelines, ensuring data is used in an authorized, standard manner.

· Malicious bulk downloads, resale, or unauthorized redistribution of data are strictly prohibited.

· If you encounter any issues during the download process, please contact the Data Center promptly.

V. Contact Information

Email: fastdc@nao.cas.cn

Phone: 0854-483313

FAST Data Center

October 22, 2026

4-1.FAST Non-Released Data Copy-Out Application
5-1.FAST Released Data Copy-Out Application