A tea art master makes Yuhua tea for a visitor during a Yuhua tea stir-frying competition in Nanjing, east China's Jiangsu Province, May 21, 2020. Nanjing held a Yuhua tea stir-frying competition on Thursday, marking the first International Tea Day. (Xinhua/Ji Chunpeng)

A contestant participates in a Yuhua tea stir-frying competition in Nanjing, east China's Jiangsu Province, May 21, 2020. Nanjing held a Yuhua tea stir-frying competition on Thursday, marking the first International Tea Day. (Xinhua/Ji Chunpeng)

Contestants participate in a Yuhua tea stir-frying competition in Nanjing, east China's Jiangsu Province, May 21, 2020. Nanjing held a Yuhua tea stir-frying competition on Thursday, marking the first International Tea Day. (Xinhua/Ji Chunpeng)

Contestants participate in a Yuhua tea stir-frying competition in Nanjing, east China's Jiangsu Province, May 21, 2020. Nanjing held a Yuhua tea stir-frying competition on Thursday, marking the first International Tea Day. (Xinhua/Ji Chunpeng)

A contestant participates in a Yuhua tea stir-frying competition in Nanjing, east China's Jiangsu Province, May 21, 2020. Nanjing held a Yuhua tea stir-frying competition on Thursday, marking the first International Tea Day. (Xinhua/Ji Chunpeng)

Contestants participate in a Yuhua tea stir-frying competition in Nanjing, east China's Jiangsu Province, May 21, 2020. Nanjing held a Yuhua tea stir-frying competition on Thursday, marking the first International Tea Day. (Xinhua/Ji Chunpeng)

A contestant participates in a Yuhua tea stir-frying competition in Nanjing, east China's Jiangsu Province, May 21, 2020. Nanjing held a Yuhua tea stir-frying competition on Thursday, marking the first International Tea Day. (Xinhua/Ji Chunpeng)

A contestant participates in a Yuhua tea stir-frying competition in Nanjing, east China's Jiangsu Province, May 21, 2020. Nanjing held a Yuhua tea stir-frying competition on Thursday, marking the first International Tea Day. (Xinhua/Ji Chunpeng)

A tea art master makes Yuhua tea during a Yuhua tea stir-frying competition in Nanjing, east China's Jiangsu Province, May 21, 2020. Nanjing held a Yuhua tea stir-frying competition on Thursday, marking the first International Tea Day. (Xinhua/Ji Chunpeng)