The China Open is an annual bonspiel, or curling tournament, held in Tianjin, China, however, in 2018, the event was held in Chongqing.[1] The original event was held in 2013. The tournament is held in a round robin format. Over the three years that the tournament has been held, there has been teams from 14 different countries that have participated: Canada, China, Denmark, Germany, Japan, South Korea, Netherlands, New Zealand, Norway, Russia, Scotland, Sweden, Switzerland and United States.