The Italian rising star ripped 11 games in a row to defeat the Belgian for the second time in as many head-to-head meetings.
Dalian had the chance to score the equalizer but Salomon Rondon's free-kick smacked the woodwork.
Also on Wednesday, 23-time Grand Slam winner and No. 6 seed Serena Williams was forced to pull out of the French Open ahead of her second round match against Bulgaria's Tsvetana Pironkova because of an Achilles injury.
Comments of team leaders indicate growing unrest in a squad that seems to fear their ambitions could be disappointed when trying to repeat some of last season's success after winning the treble.
The Barca boss is unlikely to make many changes to the team that defeated Villarreal, partly because he has no alternatives at right back or central defense, where Sergi Roberto, Clement Lenglet and Gerard Pique currently have few options other than to continue.
As the Asia and Oceania Cups were unable to be staged due to COVID-19, prominent names such as Zhu Yuling (China), Kasumi Ishikawa (Japan), Cheng I-Ching (Chinese Taipei) and Feng Tianwei (Singapore) have been selected according to their world rankings.
Rui Naiwei of China plays chess on line during the 3rd round match at the third edition of Wu Qingyuan Cup Women's Go Tournament in Fuzhou, southeast China's Fujian Province, Sept. 29, 2020. (Xinhua/Lin Shanchuan)
The other two German participants - RB Leipzig and Borussia Monchengladbach - have harder tasks in Groups F and B respectively.
Lewandowski not only collected the trophy for the best striker but crowned the club's triumphal march by winning the UEFA Men's Player of the Year award.
Head coach Li Tie and his team will assemble for a five-day training camp in Shanghai starting from October 4. Star striker Wu Lei, who plays for Espanol in Spain, will not participate in the camp.
LGD had a terrible beginning in the Play-in Stage by suffering three consecutive losses to PSG, Talon, Esports, Rainbow7 and Unicorns of Love respectively, but later LGD eased past V3 Esports twice to make a comeback and smashed Rainbow7 3-0 in the BO5 (Best Of 5) game on Tuesday.