Feature: 46 years of persistence by Chinese skating coach

HARBIN, Aug. 29 (Xinhua) -- "I'm so proud of you!" Wang Beiming was overjoyed when witnessing his former student Ren Ziwen race to win the short track speed skating at the the Beijing 2022 Olympic Winter Games.

The grass-roots skating coach, who has been rooted in the ice rink all his life said: "I have focused on one thing my whole life, which only makes me happy."

At the age of 67, Wang is still as vigo