Q: Classify the given a piece of financial news into three classes: positive, negative, and neutral. Output must be 'positive', 'negative', or 'neutral'.
Neste Oil Corp. has signed long-term procurement contracts with Honkajoki Oy and Findest Protein Oy , both owned by Finnish food manufacturers , for the supply of animal fat for biodiesel production at Neste 's 200,000 b-cd Porvoo , Finland , refinery .
A:
positive