The visitors doubled their lead shortly after the start of the second half, when the impressive Gabriel rose highest to head home Willian's corner.
"I am very happy and excited. This is the next step for me. I hope to help the team and that we will fight for promotion to the Premier League. I spoke to my compatriot Krystian Bielik, who also plays here. He advised me to join the club," said the player.
Coach Ronald Koeman had told the player, who turned 21 a month ago, that he didn't want him this season. Speaking after the game, which Barca won thanks to a solitary Antoine Griezmann goal, Koeman implied that the youngster would indeed be on his way out.
When asked about Suarez, who was also left out of a friendly against Gimnastic Tarragona at the weekend, Koeman said he had "spoken to him about the future and whether or not he will stay."
"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.
Alaba's management and father are accused of spreading lies about the central after former Bayern president Uli Hoeness called Alaba's agent Pini Zahavi, a "mercenary piranha."
In the women's tournament, Simona Halep advanced to the semifinals after Kazakhstan's Yulia Putintseva retired with the scores at 6-2, 2-0. She is to meet ninth-seeded Garbine Muguruza of Spain, who beat former number one Victoria Arazenka.
The BWF is looking into possible alternative dates to reschedule the world men's and women's team championship, but not before 2021.
Nishikori needed six match points to seal the win in two hours at the ATP Masters event held behind closed doors at the Foro Italico.
"We have to improve in order to be able to compete in the league with guarantees," added Dutchman.
Stage One will be played across two blocks of eight days: September 13-20 and September 28-October 5. Enditem