"We found several problems during the tournament and we will strengthen training in the future," he added.
Her former teammate in Beijing, Shi Xiufeng, showed an eagerness to return to court.
Hertha responded well and shocked the Bavarians with the equalizer as new arrival Jessic Ngankam scored his debut goal one minute after his substitution.
Uruguay will face Chile in Montevideo on October 8 before meeting Ecuador in Quito five days later.
The Schalke coach promised to find a way to develop strategies to revitalize his players' confidence.
Cadiz and Granada shared the points in an Andalusian derby which began with German Sanchez's header for the visitors in the 27th minute before Ivan Alejo's driven shot assured Cadiz its first home point of the season three minutes after halftime.
With the result, Dortmund now sits third in the table, whereas Freiburg suffered its first defeat and slipped to the 11th spot.
"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.
Sichuan found its formidable game in the second quarter, responding with a 17-2 run and taking a 41-39 lead going into the second half.
For Zhu Fangyi and his friends, returning to swimming in public waters felt sweeter than ever in this pandemic-disrupted year.
After the restart, Bayern had a perfect start to the second half as Chris Richards' square ball into the area allowed Lewandowski to drill the ball from the edge of the box into the top left corner with 51 minutes played.