Outbreak of fresh COVID-19 in parts of China

China is facing a new COVID-19 outbreak, and the government is taking strict measures, including the cancellation of hundreds of flights and the closure of schools and other institutions. The country has stepped up mass testing for the SARS-CoV-2 virus. Unlike other countries where the curb has been lifted, China has imposed a new COVID-19 blockade and closed its borders with neighboring countries. This happens after seven seniors on cross-state touring have tested positive for COVID-19 among a group of tourists. Tourists in this group reportedly visited Shanghai before flying to Xi'an, Gansu and Mongolia. Since then, dozens of cases…