Performers perform Bangju opera at Weiwu plaza in Bozhou, east China's Anhui Province, Feb. 11, 2019. The opera performance activity will last untill Feb. 20. (Xinhua/Liu Qinli)

A performer performs Bangju opera at Weiwu plaza in Bozhou, east China's Anhui Province, Feb. 11, 2019. The opera performance activity will last untill Feb. 20. (Xinhua/Liu Qinli)

Performers perform Bangju opera at Weiwu plaza in Bozhou, east China's Anhui Province, Feb. 11, 2019. The opera performance activity will last untill Feb. 20. (Xinhua/Liu Qinli)

Performers perform Bangju opera at Weiwu plaza in Bozhou, east China's Anhui Province, Feb. 11, 2019. The opera performance activity will last untill Feb. 20. (Xinhua/Liu Qinli)

Performers perform Bangju opera at Weiwu plaza in Bozhou, east China's Anhui Province, Feb. 11, 2019. The opera performance activity will last untill Feb. 20. (Xinhua/Liu Qinli)

A performer performs Bangju opera at Weiwu plaza in Bozhou, east China's Anhui Province, Feb. 11, 2019. The opera performance activity will last untill Feb. 20. (Xinhua/Liu Qinli)

Performers perform Bangju opera at Weiwu plaza in Bozhou, east China's Anhui Province, Feb. 11, 2019. The opera performance activity will last untill Feb. 20. (Xinhua/Liu Qinli)

Performers perform Bangju opera at Weiwu plaza in Bozhou, east China's Anhui Province, Feb. 11, 2019. The opera performance activity will last untill Feb. 20. (Xinhua/Liu Qinli)

Performers perform Bangju opera at Weiwu plaza in Bozhou, east China's Anhui Province, Feb. 11, 2019. The opera performance activity will last untill Feb. 20. (Xinhua/Liu Qinli)

Performers perform Bangju opera at Weiwu plaza in Bozhou, east China's Anhui Province, Feb. 11, 2019. The opera performance activity will last untill Feb. 20. (Xinhua/Liu Qinli)

A performer performs Bangju opera at Weiwu plaza in Bozhou, east China's Anhui Province, Feb. 11, 2019. The opera performance activity will last untill Feb. 20. (Xinhua/Liu Qinli)