Rising wedge is reversed. Stock prices in the long-term uptrend was profit-taking. When the stock price dropped to a certain level before they see a rebound, but the rebound has not been before and the highest highs, rising volatility is also small. Since the rally and during the fall, gradually diminishing turnover, display buying and selling forces are not strong, so that the upper resistance line and lower limits are downward sloping support line. Upper resistance line, even as the line is made by each highest point; and the lower support line, connected by a line from the lowest point.