---->>clearly trending downwards from 760 level.
------>> Now price is key level of support(680-675) ,previous demand acts as a support and price moved to upwards again.
-------->> now price is again at the same level, now we have to see it will continue in the same direction of downtrend or it will change its direction from bearish to bullish. keep look at this level.
-------->> we have clear demand zone placed at 640 range level, if price breaks this key level it will test the demand zone.
if price moves upwards we have previous demand @710-715 if acts as resistance price falls back up to 640 range.
keep track this levels.