So, in other words, don't use Lysol or Clorox wipes and spray?
They did it multiple times throughout the infected cities.
People in China congregate by the thousands in the morning and evening to practice "square" dancing and Tai Chi in the large city parks.
That got shut down. People went inside and stayed there.
We are not spraying on an industrial scale. That IS one different thing the Chinese did. They've dismantled all of their 1,000 bed hospitals that were specially constructed to handle the outbreak.