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.
Cedric Bakambu continued his goal-scoring form and broke the deadlock in the 23rd minute, as he sent Zhang Yuning's pinpoint through ball into the bottom corner.
"I thank all of you, those of you who are Roma fans and those that aren't, for the support, I will be back soon!" Enditem
Medvedev will next face fellow American Frances Tiafoe, and Thiem will take on Canada's rising star Felix Auger-Aliassime.
With the running calendar slowly resuming amid global COVID-19 setbacks, WA's anti-doping watchdog Athletics Integrity Unit (AIU) is stepping up measures to increase testing of athletes with Kenya, a long distance running powerhouse key in their testing program.
After successful completing the distance, his emotions turned to "delighted and surprised."
Simiyu takes over from New Zealand national Paul Feeney who left the post in April citing concerns over the COVID-19 pandemic.
Proceeding with his long-term project, the German is following his pattern of caring for his players' futures. Having told Draxler to possibly change the club to get more playing minutes underlines his strategy as much as it does to allow Havertz to leave the team despite important games to sign his contract at Chelsea. Enditem
"I was thinking to run maybe 1:04:50, but I'm so happy," said the 2016 world half marathon championships gold medalist.
Suning salvaged a 1-1 draw when Joao Miranda headed a corner in the 81st minute. Enditem
In the game between Dalian and Suning, Jose Salomon Rondon spearheaded the counterattack to create the first Dalian goal in the 23rd minute, making a lightning run down the left and shooting inside the near post.