Who is the Korean table tennis coach?

Liu Nankui; Table tennis player. 1968 was born in Busan, South Korea on May 9th. I began to learn to play table tennis in the third grade of primary school. He holds the racket straight in his left hand, and can play both near and middle table, and the pull and attack are also good, with the pull as the main factor and the combination of pull and attack. 1983 won the gold medal in men's team and men's doubles, the silver medal in mixed doubles and the bronze medal in men's singles in the first Asian Youth Table Tennis Championships. 1986 won the men's singles and men's team championships in the 10th Asian Games. In the 24th Olympic Games from 65438 to 0988, table tennis was included in the Olympic Games for the first time, and Liu Nankui won the gold medal in men's singles. In September 2002, Liu Nankui led his team to the China Open for the first time as the head coach of the Korean men's team.

Xuan Zhenhua () 1969 106 was born in Busan, Korea. She is a famous women's table tennis player, a representative of the glorious period of Korean women's table tennis, and the only one among Korean women's table tennis players who won the Grand Slam (women's singles, women's doubles, mixed doubles and women's team championships). From 65438 to 0993, Xuan Zhenhua won the women's singles championship at the World Table Tennis Championships in Sweden, ranking first in the world rankings of women table tennis players published by ITTF that year. After retiring, he became the coach of the Korean table tennis team.