When was the Shanghai epidemic unsealed?

February, 2022 13, Shanghai was unsealed. According to the relevant public information, since 0: 00 on February 13, 2022, the epidemic risk areas in Shanghai have been cleared, and the city has implemented normalized prevention and control measures. Shanghai, referred to as Shanghai for short, is the birthplace of China's * * * production party, a provincial administrative region and municipality directly under the Central Government of People's Republic of China (PRC), a national historical and cultural city, and an international economic, financial, trade, shipping and scientific and technological innovation center.