A ceramic artist demonstrates ceramic making skills at the Belt and Road Ceramic Expo Center in Rongchang District of southwest China's Chongqing Municipality, Dec. 1, 2019. The Belt and Road Ceramic Expo Center displaying more than 2,000 ceramic artworks, was open to public on Sunday. (Xinhua/Tang Yi)

  A visitor watches ceramic artworks at the Belt and Road Ceramic Expo Center in Rongchang District of southwest China's Chongqing Municipality, Dec. 1, 2019. The Belt and Road Ceramic Expo Center displaying more than 2,000 ceramic artworks, was open to public on Sunday. (Xinhua/Tang Yi)

  Visitors take photos of a ceramic artwork at the Belt and Road Ceramic Expo Center in Rongchang District of southwest China's Chongqing Municipality, Dec. 1, 2019. The Belt and Road Ceramic Expo Center displaying more than 2,000 ceramic artworks, was open to public on Sunday. (Xinhua/Tang Yi)

  Visitors appreciate a ceramic artwork at the Belt and Road Ceramic Expo Center in Rongchang District of southwest China's Chongqing Municipality, Dec. 1, 2019. The Belt and Road Ceramic Expo Center displaying more than 2,000 ceramic artworks, was open to public on Sunday. (Xinhua/Tang Yi)

  A ceramic artist demonstrates ceramic making skills at the Belt and Road Ceramic Expo Center in Rongchang District of southwest China's Chongqing Municipality, Dec. 1, 2019. The Belt and Road Ceramic Expo Center displaying more than 2,000 ceramic artworks, was open to public on Sunday. (Xinhua/Tang Yi)

  A visitor walks by a ceramic artwork at the Belt and Road Ceramic Expo Center in Rongchang District of southwest China's Chongqing Municipality, Dec. 1, 2019. The Belt and Road Ceramic Expo Center displaying more than 2,000 ceramic artworks, was open to public on Sunday. (Xinhua/Tang Yi)