Data Annotation

Let maadaa annotation services enrich your images, text, audio or video data using our in-house
annotation tools. Integrated flexible customization means we can meet your project’s unique
demands, whatever they may be.

Annotation tools

Bounding Box        Polyline       Point       Cuboid      Polygon      Segmentation      Classification

Bounding Box        Polyline       Point       Cuboid      Polygon      Segmentation      Classification

  Audio Segmentation             Audio Classification             Speech-to-Text Transcription

   Text Extraction           Text Classification         Text Translation

One-stop AI Data Solutions Platform

Data Security

Multiple security protection, enterprise intranet deployment, low-level authority control, customized data access security path.


Front and rear end service with good scalability, service equipment ensures 7*24 hours service.

Superior Performance

Support over 10000 personnel annotation at the same time, service TPS over 10000.


Flexible configuration quickly adapts to a variety of data annotation demands, millisecond response export.


Annotation tools support customized design, development, and deployment to ensure service scalability.


The annotation tool, annotation process, and project staff management have been verified by more than 200,000 tasks, which are efficient and easy to use.