Classify the given a piece of financial news into three classes: positive, negative, and neutral. Output must be 'positive', 'negative', or 'neutral'.
--------
Question: The Oxyview Pulse Oximeter is a common device to check patient blood-oxygen saturation level and pulse rate .

Answer: neutral

Question: More staff has been recruited in Japan to further complement its network of close to 50 service locations in more than 20 countries worldwide .

Answer: positive

Question: Sanoma Magazines Finland 's net sales grew to EUR 140.1 mn from EUR 131.8 mn .

Answer:
positive