Many people are not aware of the amount of physical skills, strength, stamina and dynamic tactics needed to play world class table tennis. Watch a couple minutes of this video and you'll see. Primarily an Asian sport, it has grown immensely over the years.
Table tennis is popular worldwide. It is relatively popular in Asia and Europe. France, Germany, Sweden, Japan, South Korea, and Singapore are examples of where they are popular overall.
You have to go with the knowledge....
1 is it requires a scientific investigation to be solve