Cheng was insurmountable in the paint, scoring consecutive buckets on second chances, as Henan gained its biggest advantage of 20 points in the third quarter.
Slovakia now face a play-off against Northern Ireland on November 12, with the winning side qualifying for the delayed Euro 2020 finals, to be staged from June 11 to July 11, 2021. Enditem
In the day's other game, Shaanxi used a dominant 29-4 first quarter to overwhelm Daqing.
China's top player Ding Junhui came from 3-0 down to beat compatriot Si Jiahui 4-3 while world champion Ronnie O'Sullivan also fought back from 2-0 down to knock out Frenchman Brian Ochoiski, 4-2.
Honda, who joined the Rio de Janeiro club in February, capitalized on an errant clearance from goalkeeper Luan Polli to lash an unstoppable 20-yard shot into the top left corner.
The reigning Australian Open champion will contest for her second major title with Polish teenager Iga Swiatek, who needed only 70 minutes to storm to a 6-2, 6-1 victory over Argentine qualifier Nadia Podoroska.
The 19-year-old Swiatek continued her stunning run at Roland Garros as she has made the history for her country by becoming the first Polish woman to play in the final in Paris during the Open era.
After ten rounds hold in three divisions, the first two teams from each division will compete for a ticket to Chinese Super League.
"I felt tired, but I had no complaint about it," she said.
"I was definitely not pleased with the way I played the finishing stages of the third and fourth sets, but I was very pleased with the way I kept my composure mentally throughout the entire match," said Djokovic. "I did feel that even though I lost the third and fourth, I still felt like I was the better player on the court. I had more control. I just felt comfortable playing."
Having thrown away a lead three times against underdogs Turkey (3-3) seems to indicate a continuation of the team's winless 2020 record.