"This includes implementing a bubble system to create a safe badminton ecosystem for all involved," it added. Enditem
Liang Weikeng/Zheng Xuhui moved past Dong Weijie/Ni Bowen in the mixed doubles to overtake the lead for Shenzhen, while Han Qianxi overwhelmed Zhang Yiman in the women's singles to level for Zhejiang.
Leon are now a point clear of second-placed Cruz Azul, who will have the chance to regain top spot when they visit Atlas on Saturday.
After dropping his serve to trail 6-5 behind in the first set of his fourth round match against Pablo Carreno Busta of Spain, Djokovic angrily smashed a ball in frustration, accidentally striking the line judge in the neck and causing her to fall to the ground.
The under-23 striker Zhang proved his worth again in the 44th minute, as he tapped Jonathan Viera Ramos' cross home to add another goal for Guoan.
Some of the country's top athletes serving sanctions for the doping offices includes 2008 Beijing Olympics 1,500m champion Asbel Kiprop, 2016 Rio Olympics women's marathon champion Jemimah Sumgong, and former three-time Boston Marathon champion Rita Jeptoo, among others.
In the other Group B game here on Sunday, Alan Kardec and Adrian Mierzejewski brought Chongqing Dangdai Lifan a 2-0 lead in the first half. After Hui Jiakang narrowed the gap to one in the 62nd minute for Teda, Felix Bastian's penalty was denied by Chongqing goalkeeper Deng Xiaofei in the 85th minute.
Another interesting returnee is Martin Odegaard, who is back at the club after an excellent loan spell with Real Sociedad, and it will be interesting to see if the youngster finally gets the chance to impress in an attacking midfield role where there is much competition.
Last week, fellow former international and KCB Rugby Football Club head coach Dennis Mwanja was heavily tipped to succeed Feeney after it was reported that the majority of the KRU Board had settled on the man who led his side to the domestic title.
"For me it is a dream come true to play in a big club like Chelsea and I can't wait to meet all the players and the trainers. Yeah," said the 21-year-old, who arrives from Bundesliga club Bayer Leverkusen.
On paper, the Real Madrid squad doesn't look much stronger ahead of the new campaign than it did at the end of the last one, and any major arrivals appear unlikely. However, the summer chaos at FC Barcelona and the fact that Atletico Madrid haven't made any signings either implies that merely by standing still, Real could open up a gap.