Divided into the 2 groups, 8 best tennis players of the 2019 season are going to fight for the last trophy of this season in Shenzhen.
Red Group consists of Petra Kvitova, who won 2 titles this season in Stuttgart and Sydney. Australian Open champion Naomi Osaka, who also dominated in Osaka and Beijing.
Belinda Bencic, who qualified last-minute, is also part of the Red Group. The last member of the Red Group is Ashleigh Barty, who won French Open this year.
Purple Group is represented by another 4 players. Karolina Pliskova, who won 4 titles this year. Wimbledon champion Simona Halep and last year's WTA Finals champion Elina Svitolina. The last member of the group is 2019 wonder-kid Bianca Andreescu, who won Indian Wells, Rogers Cup and also US Open.