Today we will analyze the stock SINA CORPORATION (YIN.F) for internet stock trading in the F stock market,
Stock Technical indicators to notice in SINA CORPORATION (YIN.F)
1- Last bullish trend was from 42.29 $ (4/25/2012) to 45.80 $ (5/2/2012) a 3.51 $ move 2- The current bearish trend started from 45.80 $ at 5/2/2012 and is currently trading at 43.21 $.
3- YIN.F current support level is at 42.29 which is the 100.00 % fibonacci retracement of the last 3.51 $ move.
4- YIN.F current resistance level is at 43.63 which is the 61.80 % fibonacci retracement of the last 3.51 $ move.
5- According to ADX Indicator, the trend is currently strong bearish,which is becoming weaker.furthermore, the ADX indicator location between DMI+ and DMI- is hinting on a strong move ahead. the stock is very volatile at this point.
SINA CORPORATION (YIN.F) Short term stock chart patterns for internet stock trading :

6- The Stock was resisted by a resistance line, identified by two points: 45.800 and 48.930, and is currently resisting at 45.017.
SINA CORPORATION (YIN.F) Mid term stock chart patterns for internet stock trading :

7- The Stock traded in a bearish stock channel identifed by support at 42.290 and 46.120,resistance between 48.930 and 59.870 which was broken up at 45.800.
SINA CORPORATION (YIN.F) Long term stock chart patterns for internet stock trading :

8- The Stock was supported by a support line, identified by two points: 50.990 and 44.800 that was broken down at 54.900 transforming into a resistance line.

Stock Trading Conclusion:
SINA CORPORATION (YIN.F) was trading in a strong bearish wave, which is becoming weaker .
Technical indicators and stock chart patterns show highly volatile movements favoriting no favorited direction,
recommend hold or waiting for entry , because of the high expected future volatility, consider constructing symmetrical options strategies for buying volatility through strangles or straddles in online trading. .

Stock Resistance Levels : 43.63, 43.82, 44.04, 44.20, 44.46, 44.50, 44.81, 44.97, 45.02, 45.80, 82.71.
Stock Support levels : 42.29, 41.47, 41.34,.