Many parts of south China witnessed rainstorms and gusty winds yesterday and this morning due to Typhoon Prapiroon, the fourth typhoon of the year in the region. According to local meteorological authorities, torrential rain hit eastern, central, and western Hainan. A total of 12 cities and counties in the island province of Hainan, including the provincial capital Haikou. The meteorological observatory of the Guangxi Zhuang Autonomous Region raised the emergency response level for a major meteorological disaster from Level IV to Level III this morning and maintained the yellow alert for a typhoon. China has a four-tier emergency response system for flood control, with Level I being the most urgent response and a four-tier.