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问题解答：
我来补答The National Health Commission’s 24-hour hotline is 12320.
12320 is a government public welfare hotline established by the Ministry of Health. It was launched on December 9, 2005. It was piloted in 2006 and was fully launched after the pilot ended in 2012.
In March 2013, 12320 public health hotline was officially renamed as 12320 health hotline. This phone covers all parts of the country and serves everyone in China.
Service Scope
The 12320 call center is built in cities at or above the pre fecture level in accordance with the national administrative divisions. The public from all over the country can call the local 12320 and only need to pay the local call fee. In 2006, the Ministry of Health selected five provinces and cities, namely Beijing, Hebei, Shanghai, Jiangsu, and Qinghai, as national pilot projects to launch the "12320" public welfare hotline in advance, and plans to gradually open the 12320 hotline nationwide during the "Eleventh Five-Year Plan" period.
As of the end of 2007, 9 provinces and 30 cities at or above the pre fecture level have opened the 12320 hotline, namely Beijing, Shanghai, Henan (Zhengzhou), Hebei Shijiazhuang, Qinghai Xining, Jiangsu (Nanjing, Xuzhou , Wuxi, Zhenjiang, Taizhou, Suqian, Changzhou, Lianyungang, Yangzhou, Nantong, Yancheng, Suzhou, Huai'an).
Ningxia Yinchuan, Shandong Weihai, Anhui (Hefei, Tongling), Jilin (Changchun, Jilin, Yanbian, Siping, Tonghua, Baicheng, Liaoyuan, Songyuan, Baishan). As of 2018, the 12320 health hotline covers 28 provinces and cities (municipalities and autonomous regions).
The above content refers to Baidu Encyclopedia-12320
