A contestant writes Chinese calligraphy during the 2021 Chinese Bridge Chinese Proficiency Competition in Christchurch, New Zealand, June 13, 2021. (Photo by Li Xiaogang/Xinhua)

Contestants perform the Chinese style "double act," also known as a comedy duo or "Shuanghuang" in Chinese, during the 2021 Chinese Bridge Chinese Proficiency Competition in Christchurch, New Zealand, June 13, 2021. (Photo by Li Xiaogang/Xinhua)

A contestant performs tea art during the 2021 Chinese Bridge Chinese Proficiency Competition in Christchurch, New Zealand, June 13, 2021. (Photo by Li Xiaogang/Xinhua)