It looked like Bayern was on the way to an easy victory but Hertha Berlin turned up the intensity and halved the deficit only seven minutes later when Cordoba headed home Matheus Cunha's free kick.
Wolves also claimed three points thanks to Pedro Neto's 56th minute goal at home against a Fulham side still looking for its first point since returning to the top-flight.
In the match between Jiangsu Suning and Beijing BG Development, Zhai Qingwei's long-range shot in the 29th minute helped Jiangsu defeat Beijing 1-0.
"We know that Shanghai boasts a quick pace and three-pointer shooting ability. We had a great defense and restrained the opponents' character today," said Xinjiang coach Gao Fengjuan.
The 45-year-old Li, who spent his entire playing career with Luneng, was one of the key members in China's only World Cup experience in 2002. As a player, Li helped Luneng win one Chinese top-flight title, three CFA Cup titles and one CSL Cup title.
Six minutes later, Bruno Labbadia's men thought they had opened the scoring but Jhon Cordoba's goal was ruled offside.
The first 45 minutes were entertaining, but after the break Barca began to look fatigued. Ronald Koeman made several changes, bringing Francisco Trincao, Pedri and Miralem Pjanic into the action, while Sergino Dest made his debut for the injured Jordi Alba. Despite Trincao having a late shot saved, Barca didn't do enough to win, while Sevilla looked happy with a point.
While predecessor Wagner could count on a seven-week-long preparation phase, only two weeks remain for Baum to get the team back on track, when Schalke faces Union Berlin on October 18 on home soil in the Bundesliga.
"I think I played a really good match. I was very aggressive. I knew from last year I had to change something, so I really wanted to be better than last year and definitely, I was today," said the world No. 2.
The 31-year-old also became the first Chinese singles player since Li Na in 2012 to reach the fourth round at Roland-Garros.
Meanwhile Barca loaned 20-year-old left back Joan Miranda to Betis, while Rafinha Alcantara was sold to Paris Saint Germain for a bargain three million euros and central defender Jean-Clair Todibo (who is not in Koeman's plans) was loaned to Benfica on a two-year deal.