"Gold medal referee" is the highest honor in the field of billiards referee. The first impression of the referee should be a suit and tie, a serious expression, or running around the stadium in sportswear, but no matter what the game, the referee will always give people a sense of distance.
Snooker is a kind of billiards competition, which means "obstacle", so snooker is sometimes called obstacle billiards.
Snooker originated at the end of19th century. 1927, 1 snooker world professional championship was held in London. In 1950s and 1960s, snooker suffered a low tide. It was not until the World Professional Championships began to be televised that snooker took a turn for the better and began to become a mainstream professional sport.