In the first stage competition held in Milton Keynes, England, 31-year-old Xiao won the group decider against Iran's Hossein Vafaei 3-0.
"It's completely normal that we have to make another step because other teams will make other steps as well," said Klopp in an interview with Sky Sports News.
In group D, the two matches ended with lopsided results as Al Nassr defeated Sepahan FC 2-0 and Al Sadd SC overcame Al Ain FC 4-0.
Dominik Greif, the man guarding the visitor's goal on the opposite end, erased the home team's greatest scoring chance in a similar manner in the 81st minute after a square pass attempt.
"The cap is like a brake to the cost of salary, which has been increasing too fast in recent years. We all need a balanced league because the players' income will finally be effected if the club keeps losing money."
But there was no place for striker Edinson Cavani, who has yet to find a new club after parting ways with Paris Saint-Germain in June. The 33-year-old has not played since March.
Although short of his world-leading 71.37m set in August, the result was enough for him to edge Andrius Gudzius of Lithuania (68.22m), who had ended Stahl's unbeaten run in Berlin, and set a new meeting record.
Belgium's Ben Broeders finish second with a personal best of 5.80m and Ernest John Obiena of the Philippines also cleared 5.80m but had to finish third after a count-back. Enditem
The ceremony was held in the gymnasium of the Xi'an Olympic sports center. "As a host city of the major events, Xi'an will spare no efforts in organizing each activity. We will make great memories and try our best to hold the 14th National Games without any problems," said Wang Hao, the vice president of the event's organizing committee.
"The game was in fact over after my team saw a straight red card. However, my team tried their best to avoid a worse defeat," Duisburg head coach Torsten Lieberknecht said.
"Hopefully we will renew our cooperation someday in the future. We are family as always," the club added.