Feature: Scout China's strength in table tennis under overpass

HARBIN, June 24 (Xinhua) -- Go to any park or overpass in China, and you may find out why China is a powerhouse in table tennis.

Zhang Zhijian was a high school teacher in the northeastern city of Harbin. After his retirement, he often goes walking under an overpass. Seeing some people play table tennis there, he decided to take up the sport and bought his first bat three years ago.

"I like to watch table