Han Feixing

Han Feixing 韩飞行 also known as Zha Ka 扎卡 is a Chinese actor and professional boxing coach From 1993 to 2002 he trained and competed in many countries including the Philippines Thailand Russia and the United States Starting in 2008 he was a WBO World Boxing Organization referee From 2009 to 2010 he held academic exchanges at the Floyd Mayweather Boxing Gymnasium the four major world boxing organizations WBA WBC WBO IBF in Las Vegas USA and joined the coaching team