Classify the given a piece of financial news into three classes: positive, negative, and neutral. Output must be 'positive', 'negative', or 'neutral'.

Ex Input:
However , Biohit estimates its total net sales will continue to grow in 2009 , and that favourable trends in net sales will lead to a profit in 2009 .

Ex Output:
positive

Ex Input:
The pretax profit of the group 's life insurance business increased to EUR36m from EUR27m .

Ex Output:
positive

Ex Input:
Now , Nokia has announced the launch of Bicycle Charger Kit that is compatible with all Nokia phones that have a 2 mm charging interface .

Ex Output:
neutral