A Chinese artists shows her embroidery of China's Qiang ethnic group during the China Tourism and Culture Week in Costa Mesa, the United States, May 17, 2019. A photo exhibition to celebrate the 40th anniversary of the establishment of China-US diplomatic ties kicked off the China Tourism and Culture Week here on Friday. (Photos: Xinhua)

A Chinese artist shows dough figurine skill during the China Tourism and Culture Week in Costa Mesa, the United States, May 17, 2019. A photo exhibition to celebrate the 40th anniversary of the establishment of China-US diplomatic ties kicked off the China Tourism and Culture Week here on Friday.

A man shows his Chinese name written by a Chinese calligrapher during the China Tourism and Culture Week in Costa Mesa, the United States, May 17, 2019. A photo exhibition to celebrate the 40th anniversary of the establishment of China-US diplomatic ties kicked off the China Tourism and Culture Week here on Friday.

An artist shows Chinese paper cutting skill during the China Tourism and Culture Week in Costa Mesa, the United States, May 17, 2019. A photo exhibition to celebrate the 40th anniversary of the establishment of China-US diplomatic ties kicked off the China Tourism and Culture Week here on Friday.

A visitor takes photos of an embroidery of China's Qiang ethnic group during the China Tourism and Culture Week in Costa Mesa, the United States, May 17, 2019. A photo exhibition to celebrate the 40th anniversary of the establishment of China-US diplomatic ties kicked off the China Tourism and Culture Week here on Friday.

A Chinese artist shows knitting skills of China's Qiang ethnic group during the China Tourism and Culture Week in Costa Mesa, the United States, May 17, 2019. A photo exhibition to celebrate the 40th anniversary of the establishment of China-US diplomatic ties kicked off the China Tourism and Culture Week here on Friday.

Chinese artist Jiang Furong of Qiang Ethnic Group shows knitting skills during the China Tourism and Culture Week in Costa Mesa, the United States, May 17, 2019. A photo exhibition to celebrate the 40th anniversary of the establishment of China-US diplomatic ties kicked off the China Tourism and Culture Week here on Friday.

Chinese artist Jiang Furong of Qiang Ethnic Group smiles behind the cranes she made with palm leaves during the China Tourism and Culture Week in Costa Mesa, the United States, May 17, 2019. A photo exhibition to celebrate the 40th anniversary of the establishment of China-US diplomatic ties kicked off the China Tourism and Culture Week here on Friday.

A man visits the photo exhibition commemorating the 40th anniversary of the establishment of China-U.S. diplomatic ties in Costa Mesa, the United States, May 17, 2019. A photo exhibition to celebrate the 40th anniversary of the establishment of China-US diplomatic ties kicked off the China Tourism and Culture Week here on Friday.