RE:Bears China's move is desperation, as they are running out of Deisel fuel across the country, it has nothing to do with bringing the price down.
It is the most bullish price signal going forward possible, as they will be refilling later, but they don't have enough now to meet demand.
US distillates are in a similar situation, and refiners will be cranking up runs of crude to produce distillates head of winter.