Chinese models present cheongsam, a traditional Chinese dress also known as Qipao, during a cheongsam show in Vienna, Austria, on Aug. 27, 2019. The 2019 Hangzhou Global Qipao Festival was held in Vienna on Tuesday. (Photo by Wang Zhou/Xinhua)

Chinese and Austrian models present traditional Chinese costume during a cheongsam show in Vienna, Austria, on Aug. 27, 2019. The 2019 Hangzhou Global Qipao Festival was held in Vienna on Tuesday. (Photo by Wang Zhou/Xinhua)

A model presents cheongsam, a traditional Chinese dress also known as Qipao, during a cheongsam show in Vienna, Austria, on Aug. 27, 2019. The 2019 Hangzhou Global Qipao Festival was held in Vienna on Tuesday. (Photo by Wang Zhou/Xinhua)

Chinese models present cheongsam, a traditional Chinese dress also known as Qipao, during a cheongsam show in Vienna, Austria, on Aug. 27, 2019. The 2019 Hangzhou Global Qipao Festival was held in Vienna on Tuesday. (Photo by Wang Zhou/Xinhua)

A model presents cheongsam, a traditional Chinese dress also known as Qipao, during a cheongsam show in Vienna, Austria, on Aug. 27, 2019. The 2019 Hangzhou Global Qipao Festival was held in Vienna on Tuesday. (Photo by Wang Zhou/Xinhua)

A model presents cheongsam, a traditional Chinese dress also known as Qipao, during a cheongsam show in Vienna, Austria, on Aug. 27, 2019. The 2019 Hangzhou Global Qipao Festival was held in Vienna on Tuesday. (Photo by Wang Zhou/Xinhua)

A model presents cheongsam, a traditional Chinese dress also known as Qipao, during a cheongsam show in Vienna, Austria, on Aug. 27, 2019. The 2019 Hangzhou Global Qipao Festival was held in Vienna on Tuesday. (Photo by Wang Zhou/Xinhua)

Chinese and Austrian models present cheongsam, a traditional Chinese dress also known as Qipao, during a cheongsam show in Vienna, Austria, on Aug. 27, 2019. The 2019 Hangzhou Global Qipao Festival was held in Vienna on Tuesday. (Photo by Wang Zhou/Xinhua)