Elsewhere, Svit registered its first victory of the new season, winning in Handlova 89-81 on Saturday.
The race, attracting around 1,500 runners from China, Japan, Mexico and other countries and regions, features 65km, 25km and 5km races.
"To be honest I was over the limit today. At the end I gave everything that I had out there, it was an amazing match," the 27-year-old added.
National team manager Oliver Bierhoff said the association depends on internationals' turnovers and will start a charm offensive to regain fans' trust.
"We haven't played for a long time. We played a bit tight today, but took our chance at last," said Shanxi coach Li Ge.
"I have to improve my control of the game in crunch time," Fang admitted. "It requires time, and I cannot worry about it too much. For every game, I have to prepare well beforehand and draw some experience after it to march forward, step by step."
The South American zone's 2022 World Cup qualifiers had been scheduled to begin in late March but were postponed because of the coronavirus pandemic. Enditem
"We stop, we come back, we stop on the changeovers. I think this is a little bit dangerous for the body with these very heavy conditions."
Mainz were unable to gain a foothold into the first half and had to wait until the 38th minute to get their first chance on target, as Jean-Philippe Mateta's header came close.
Athletic's last home defeat was probably the most painful of them all as it lost 1-0 at home to newly promoted Cadiz on Thursday despite playing against nine men for almost half an hour. The loss again highlighted the lack of attacking ideas under coach Gaizka Garitano and although there are obvious weaknesses to the squad, many think a more aggressive coach could get more out of it.
The Kyodo news agency said that despite the mass infections, the club's Pacific League game against the Orix Buffaloes went ahead as planned on Tuesday. The Chiba side lost 3-0 at home.