1. Introduction
1.1. The GALAH survey
1.2. The strengths of combining GALAH and Gaia DR1 TGAS
1.3. Milky Way disk definitions and membership assignment
2. Observations
3. Analysis
4. Results
4.1. The age distribution
4.2. The age-[α/Fe]-[Fe/H] distributions
4.3. Kinematics
5. Discussion of chemo dynamics of the Galactic disks
6. Conclusions