Caboclo added that national women's team manager Pia Sundhage was informed of the decision in March.
Chinese fans are fond of the football played by German clubs, he said. "The Bundesliga is big in China," Klein commented.
Germany started brightly on home soil and created the first chance of the game as Toni Kroos' cross into the box allowed Thilo Kehrer to test Spain goalkeeper David de Gea in the 11th minute.
The 28-year-old is now 16th in the overall rankings, 16 seconds behind new leader Yates.
Luneng, who lost to Dalian Pro 1-0 in the last round, hit the woodwork twice during the game against Suning. Enditem
Meanwhile, Spain lacked in penetration and failed to pose danger in front of Germany's goal.
"This is not the way I'd imagined taking the yellow jersey," Yates said, "If I'm honest, no one wants to take the jersey like this."
"I was really focused each game and each point. Especially against top players, one point can make the difference. So I had to stay very calm and keep going," the world number 50 added.
Valter, 22, broke free during the final few kilometers and the peloton was unable to catch him.
In the 65th minute, Dalian's Ke Zhao added a goal of his own and sealed the 4-0 victory.
"His ability to see space, time his movements and read the game will really complement the qualities that we have in midfield and his arrival really strengthens the depth of talent we have in that position," Solskjaer told the club website.