To Hoang Sa - Truong Sa, Vietnam people all together protect islands sovereignty and territorial integrity of Vietnam.

The battle includes 2 scenes:
- Scene 1: The Historical circumstances in 1974
- Scene 2: The Historical circumstances in 2014 with the oil rig Haiyang 981 of China.

How to play:

- Select the battleship to move by touching your finger on it, then it appears a circle around the battleship
- Double-tap at any position on the map to move the battleship to.
- The game supports multi-touch zoom.
- When the battleship is in the fighting zone between 2 battleships, they will start to fire
- When all battleships of one side are destroyed, the game is over. With scene 2, the mission is to plant bomb on the oil rig Haiyang 981 to destroy it.
- Press on Share on Facebook to share the result screen on Facebook wall to support Hoang Sa, Truong Sa.