Han Jian (badminton) Championships, beating Morten Frost in the final. He also won a bronze medal at the 1983 IBF World Championships and played singles for China's world champion Thomas Cup (men's international) teams of 1982 and 1986. Han Jian (badminton) Han Jian (; born July 6, 1956 in Liaoning) was a Chinese badminton player in the early and mid 1980s when China first entered the International Badminton Federation (now Badminton World Federation). Along with Morten Frost (Denmark), Liem Swie King (Indonesia), Prakash Padukone (India) and his teammate Luan Jin he was one of the world's leading players in that era, known for
World Judo Championships except Oceania and Antarctica. The World Judo Championships team competition began in 1994. women's competition began in 1997, and after 1998 it was held once every four years until 2006. The competition will be held every year from 2007. Judoka who participate in the individual world championships often do not participate in the team competition. World Judo Championships The World Judo Championships are the highest level of international judo competition, along with the Olympic judo competition. The championships are held once every year (except the years when the Olympics take place) by the International Judo Federation, and qualified judoka compete