Martinez is unlikely to make many changes to the side that beat Alaves on Sunday with Darwin Machis and Roberto Soldado leading the attack, while veteran striker Jorge Molina will also play a part at some point in the game.
Andreescu, the 2019 US Open champion, missed the opening months of the year because of a knee injury before the pandemic forced the suspension of the sport.
The Rubronegro have remained in Ecuador ahead of Tuesday's clash in the Pacific port city of Guayaquil.
And all of this against a rival that in Gerard Moreno and Paco Alcacer has two of the best strikers in La Liga. Will it be a happy start for Koeman, or will he face problems from the very start?
The Rossoneri underwent the second round of tests after the positive result of center-back Leo Duarte, and then confirmed Ibrahimovic's diagnoses.
Real Madrid controlled most of the ball in its league debut away to Real Sociedad a week ago, but failed to create enough chances to win the game, raising questions about what was also the club's main problem last season.
Facing Shijiazhuang Ever Bright, Chongqing Dangdai Lifan was up by 2-0 in the first half, with goals from Adrian Mierzejewski and Alan Kardec.
"The Club has informed the relevant authorities and the player has been promptly placed in quarantine at home. All other team members and staff have tested negative," it added.
Hours later, Jiangsu Suning regained the second place after playing out a 0-0 stalemate with Shanghai Shenhua.
In the Meizhou division, Zhejiang Energy Greentown conceded a late goal for a 2-2 draw with Meizhou Hakka, while Jiangxi Lianshen defeated Liaoning Shengyang Urban 1-0, and Guizhou Hengfeng beat Shaanxi Chang'an Athletic 1-0.
Things haven't improved at all after Wagner failed to win one of last season's final 16 games. They also suffered a devastating start to the current campaign after being thrashed 8-0 by 2020 treble winner Bayern Munich.