Ji Xinjie from Shandong secured the gold in the men's 400m freestyle in 3:48.87, with Hubei's Zhang Ziyang and Ji's teammate Hu Jia rounding out the top three.
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.
Rennes, who finished third in the curtailed 2019-20 season, is set to make its maiden appearance in the Champions League group stage this season.
Jiangsu won their sixth straight game and advanced as the pace-setter in group A.
Salihamidzic seems to be facing a Herculean challenge to not only find a back-up for spearhead Lewandowski, an additional midfielder and a suitable full-back.
Earlier on Sunday, Wissam Ben Yedder struck in each half as nine-man Monaco held on to overcome Strasbourg 3-2 at home. Right-back Ruben Aguilar added another for Niko Kovac's side in stoppage time of the first half.
The Nerazzurri made a dream start just 28 seconds into the game, as Romelu Lukaku broke the deadlock from Achraf Hakimi's assist.
2022 FIFA World Cup Asian qualifiers, which scheduled to kick off in October and December, have all been postponed to the year of 2021.
The Men's World Cup list features three consecutive World Championship winner Ma Long, and top-ranked Fan Zhendong, both from China, Tomokazu Harimoto of Japan, Lin Yun-Ju of Chinese Taipei and Hugo Calderano from Brazil.
Gianluca Caprari pulled one back for Benevento in the 34th minute, before Hakimi got his first goal for his new club in the 42nd minute.
Valladolid and Celta drew 1-1 with Sergi Guardiola's 66th minute penalty cancelling out Iago Aspas' 44th minute strike for Celta.