Keno doubled his personal tally with a low finish and then headed in his third goal by latching on to a Mariano cross.
Alan Kardec, who reached his 100th appearance in Chongqing Lifan, assisted Fernandinho Silva to break the deadlock in the 58th minute. Eight minutes later, the 31-year-old converted in a penalty chance.
Top women's seed Simona Halep made a winning return a month after winning in Prague as she disposed of 99th-ranked Italian Jasmine Paolini 6-3, 6-4.
Bremen needed 30 minutes to gain a foothold into the game as Joshua Sargent tested Alexander Scholow with a long-range effort.
Elsewhere, Estudiantes beat Alianza Lima 3-2 and Caracas won 3-2 at Independiente Medellin. Enditem
In added time, Sharjah sealed their victory as former Kashima Antlers and Al Ain winger Caio exchanged passes with Coronado following a corner and drilled an effort from a tight angle that beat the goalkeeper to make it 4-2 in the end.
The country is undergoing an uncertain weather condition, which may render the fields to be unsafe.
"The design of Beijing Workers Stadium considers not only the Asian Cup, but also other important events and the daily operation of the club. Some of the designs even go beyond the AFC standard," said Zhu Xiaodi, chief architect of Beijing Institute of Architecture Design.
"While we were training with the national team in the last few months, our teammates were also working hard with our coach in Tianjin, so I am very confident in our team," said Wang in a recent interview with local media.
Flamengo will meet Independiente del Valle on Thursday and Barcelona de Guayaquil five days later.
SUZHOU, China, Sept. 15 (Xinhua) -- Shanghai SIPG claimed a 2-1 victory over Wuhan Zall, while Hebei China Fortune tied Beijing Guoan 3-3 in the 11th round of the Chinese Super League (CSL) here on Tuesday.