chǎo rè
hot (i.e. selling well)
to raise prices by speculation
to hype
rè chǎo rè mài
lit. to sell hot food freshly cooked; fig. to teach what one has just learned
enthusiasm of the new convert
shēng chǎo rè mài
to sell while it's still hot (idiom); fig. in a great hurry to publish or sell (and no time to improve the product)