Beijing — The Chinese federal government has blasted COVID-19 tests requirements imposed on passengers from China and threatened countermeasures towards nations around the world included, which include things like the U.S. and a number of European nations. “We believe that the entry constraints adopted by some nations around the world targeting China lack scientific foundation, and some extreme procedures are even extra unacceptable,” Overseas Ministry spokesperson Mao Ning mentioned at a day-to-day briefing Tuesday. “We are firmly opposed to tries to manipulate the COVID measures for political uses and will consider countermeasures based on the basic principle of reciprocity,” she said. The reviews had been China’s sharpest to date on the…