​ and ​ (the “Parties”) agree that this Attachment #8 (“Attachment”) will be attached to and incorporated into the Project Statement #1 of Addendum A of the Master Purchase Agreement between ​ and ​ Corp. dated January 15, 2009, as amended to date (“Agreement”). The terms of this Addendum supersede any and all other terms entered into as they relate to pricing in both “Project Statement #1 – ​ Product”, dated January 15, 2009 and “Project Statement #6 – ​ Payment,” dated July 10, 2013. The parties have agreed pricing for the ​ product through September 30, 2016 and now desire to document their agreed pricing for units purchased from October 1, 2016 through December 31, 2020. The effective date of this Attachment is the date signed by the second signing party (“Effective Date”).

​ and ​ (the “Parties”) agree that this Project Statement #6 (“Project Statement”) will be attached to and incorporated into the “Agreement” as Attachment Number #6. For purposes of this Project Statement #6, the “Agreement” means the Master Purchase Agreement between ​ and ​ dated January 15, 2009, as amended to-date. The Parties agree that the date of this Project Statement #6 shall be July 10, 2013.