When 28 days at dawn 12 in case the earliest particularly for errors published red alert, typically the Central Meteorological Observatory 4 weeks 20 whenever you to produce haze pink word of caution: right away is expected thirty to 20 the future, massive, Huang Huai east, West, Southwest, East Jianghan Jianghuai To the south together with south Guangdong along with other places include haze, exposure of place only 3 or more km's.