Various dishes are prepared for guests during an evening party of the Annual Meeting of the New Champions 2019, also known as Summer Davos, in Dalian, northeast China's Liaoning Province, July 1, 2019. (Xinhua/Pan Yulong)

Performers stage a Peking opera during an evening party of the Annual Meeting of the New Champions 2019, also known as Summer Davos, in Dalian, northeast China's Liaoning Province, July 1, 2019. (Xinhua/Pan Yulong)

Performers stage a Peking opera during an evening party of the Annual Meeting of the New Champions 2019, also known as Summer Davos, in Dalian, northeast China's Liaoning Province, July 1, 2019. (Xinhua/Pan Yulong)

Performers stage a Peking opera during an evening party of the Annual Meeting of the New Champions 2019, also known as Summer Davos, in Dalian, northeast China's Liaoning Province, July 1, 2019. (Xinhua/Pan Yulong)

Dancers perform during an evening party of the Annual Meeting of the New Champions 2019, also known as Summer Davos, in Dalian, northeast China's Liaoning Province, July 1, 2019. (Xinhua/Pan Yulong)

A performer stages an excerpt of the ballet suite "Giselle" during an evening party of the Annual Meeting of the New Champions 2019, also known as Summer Davos, in Dalian, northeast China's Liaoning Province, July 1, 2019. (Xinhua/Pan Yulong)

Dancers perform during an evening party of the Annual Meeting of the New Champions 2019, also known as Summer Davos, in Dalian, northeast China's Liaoning Province, July 1, 2019. (Xinhua/Pan Yulong)

A performer stages a Peking opera during an evening party of the Annual Meeting of the New Champions 2019, also known as Summer Davos, in Dalian, northeast China's Liaoning Province, July 1, 2019. (Xinhua/Pan Yulong)

A performer stages a Peking opera during an evening party of the Annual Meeting of the New Champions 2019, also known as Summer Davos, in Dalian, northeast China's Liaoning Province, July 1, 2019. (Xinhua/Pan Yulong)

Performers stage an excerpt of the ballet suite "Giselle" during an evening party of the Annual Meeting of the New Champions 2019, also known as Summer Davos, in Dalian, northeast China's Liaoning Province, July 1, 2019. (Xinhua/Pan Yulong)