The 31-year-old recently commented that he would like to return to the Premier League and said Madrid had blocked previous attempts to leave.
Evergrande did extend its lead on 65 minutes when naturalized Luo volleyed from the distance to settle matters.
Marco Cecchinato of Italy labored to beat Britain's Kyle Edmund 3-6, 7-6 (7), 6-2 and is set to meet Serbia's Filip Krajinovic.
Bremen needed 30 minutes to gain a foothold into the game as Joshua Sargent tested Alexander Scholow with a long-range effort.
In a battle of former French Open champions, Romania's Halep beat Garbine Muguruza of Spain 6-3, 4-6, 6-4 to reach the women's final.
The Pole spoke about his side's determination to repeat last season's success. "We did something big, but to go on successfully means forgetting about the past," said Poland's captain.
A new and improved team spirit has developed, he emphasized. "Schalke has a lot of experienced players around that help us to perform better. Everyone is determined to improve."
Martinez will probably name the same starting 11 in Albania, with Roberto Soldado leading the attack and wingers Darwin Machis and Antonio Puertas providing pace on the break in front of a midfield consisting of new signing Luis Milla, Yangel Herrera and Angel Montoro.
Rome, Sept. 16 (Xinhua) -- Top seed Novak Djokovic and defending champion Rafael Nadal eased into the third round of the Italian Open on Wednesday.
"The cap is like a brake to the cost of salary, which has been increasing too fast in recent years. We all need a balanced league because the players' income will finally be effected if the club keeps losing money."
"I don't think David is demanding to stand above those two," the 43-year-old said.