This document analyzes the hydropower sub-index using technical analysis methods. It identifies a flag pattern within the hydropower sub-index from 1853.15 on November 30th, 2015 to 2187.62 on January 14th, 2016, representing an increase of 334.47 points over 1.5 months. However, the flag pattern is a short-term continuation pattern that typically precedes a continuation of the initial trend, indicating the hydropower sub-index may be moving into a bearish trend. The document also provides charts showing pivot points and resistance/support levels for interpretation of the hydropower sub-index trend.