Declaration of Metal Conflict-Free 

We Prestaq Corporation are committed to supporting the police of not using the conflict minerals from affected countries. Accordingly, we are committed to using conflict-free minerals by not accepting gold (Au), Tantalum (Ta), Tin (Sn), and Tungsten (W) originated from militant-controlled mines in the Democratic Republic of the Congo or adjoining countries. We also sent surveys to our suppliers, requesting them to adopt a similar policy and to trace origins of all minerals used in their products.

Our company formulated this Conflict Minerals Policy and makes following commitments :

1. Not to purchase conflict minerals from mines in the Conflict Regions.