3D DICOM viewer for Android, include: 1. DICOM file support by GDCM, support un-compredded / compressed / J2K compressed DICOM format. 2. 2D/3D Multi plane reconstruction. 3. Full functional 2D render engine, include. A. Gray scale. B. Color look up table. C. Maximum intensity projection. D. Minimum intensity projection. E. Mean value.