Huaneng Power Intl is a risky bet given it's low Altman Z-score. Companies with a low Altman Z-score have a higher chance of going bankrupt within the next 2 years. The momentum for this stock is not very good. Huaneng Power Intl has good value characteristics. Huaneng Power Intl is not very popular among insiders. Huaneng Power Intl is a good stock to invest in, but there are better stocks to choose.