"I did not expect to run so fast. My expectation was to break 10.60s," Shi said. "After clocking 10.52s in the preliminaries, I just went all out in the final."
Vasco have now won five of their nine matches to date this season and are three points behind leaders Internacional, who lost 1-0 at Goias earlier on Sunday. Botafogo are 17th with just nine points.
Former Atletico Madrid and Chelsea defender Filipe Luis put Flamengo ahead with an eighth-minute strike and Barbosa doubled the lead with a powerful finish after Muriel Becker parried away a free-kick.
Sunday kicks off with Alaves starting their centenary season at home to Betis in another game which had its kick-off changed late on Wednesday night. The match was due to start at 9 pm on Monday but has been brought forward to 14:00 on Sunday in a move which will have ruined the final preparations of coaches Pablo Machin and Manuel Pellegrini, both of whom are debuting with their respective clubs.
The national championships slated for Sept. 15-18 in Shaoxing will be Shi's first national-level competition since the injury. Last month he competed in the 100m race in a provincial testing event and improved his personal best to 10.42 seconds, which largely boosted his confidence in his speed ability.
The tournament which is part of the European Tour has been moved to 2021, returning to a March date which has been a tradition since the first Kenya Open Championship in 1967.
The Japanese superstar fired 35 winners to 17 unforced errors to take down the American.
The proposed new regulation are only applied to 400m, hurdle races and 800m, which Semenya dominates. Enditem
After the restart, Leipzig retreated with the narrow lead while Nuremberg showed absolutely no danger in front of the target.
Fernandinho created the third goal of Chongqing six minutes later, breaking the rivals solid defense as a left-winger and helping Mierzejewski fire in close range through an accurate low pass.
Qingdao's winning momentum continued in the 14th round on Friday as the Shandong club edged defending champion Zhejiang Nengyuan 3-2.