VN-Index continues entering a downtrend when the MACD line has cross below its signal line and fell quickly to zero-line. Meanwhile, RSI value also decline drapidly and the trading volume is rising, which indicate that sellers are dominating the buyers, so the market will likely continue declining. The next support level of the VN-Index is 575 points, corresponding to the 50% level of Fibonacci retracement 511-640 points.