Attracting around 300 of China's top swimmers, the 2020 Championships are being held from September 26 to October 2 in Qingdao.
Cedric Bakambu finished second with a stunning strike in the 27th minute after a goal was disallowed for offside in the opening time.
Last season's WCBA league saw an earlier conclusion than originally scheduled due to the COVID-19 pandemic, and Thursday's first round matches ended a nine-month WCBA drought.
To survive its deep crisis, the 1997 UEFA-Cup winner needs to substantially realign its entire structure and create a serious plan to solve the team's problems, said former Schalke coach Ralf Rangnick.
The other two German participants - RB Leipzig and Borussia Monchengladbach - have harder tasks in Groups F and B respectively.
Yao was the title favorite but the 30-year-old failed to clear the bar at 5.30m, although he passed the height of 5.15m in his first attempt.
For the first time this season, Thomas Tuchel was able to field his Fantastic Four - Neymar, Mbappe, Icardi and Angel Di Maria - at the front and it was rewarded with a comfortable victory.
Naldo is known as being highly empathic, always having an ear for team internal developments.
Russia's Daniil Medvedev, seeded fourth, was unable to clinch his first win at Roland Garros after being shocked by Hungarian Marton Fucsovics 6-4, 7-6(3), 2-6, 6-1. It was the fourth successive first-round-exit for the 2019 US Open finalist at the French Open.
Francisco Trincao, Miralem Pjanic and Pedri will all have to wait their turn on the bench, while whether or not Dembele is included will give an indication over the French international's future.
Despite the goal, Real Madrid had to thank keeper Thibaut Courtois for the win after the Belgian made a series of impressive saves.