R&F regained the lead at 39 minutes while Saba tucked an unchallenged shot into net, and left back Ye Chugui slotted in R&F's third goal from Saba's assist four minutes later.
In men's draw, second seed Dominic Thiem of Austria celebrated his 27th birthday by notching a comfortable 6-3, 6-3, 6-2 second-round victory over India's Sumit Nagal.
R&F broke the deadlock while Saba forced Jianye defender Chen Hao into an own goal in the 12th minute.
The men's hammer throw was a battle between two Polish competitors, with Pawel Fajdek beating Wojciech Nowicki with his best of 79.81m. Alexandra Tavernier of France won the women's event after she threw 74.12m.
The teams are due to meet at Estadio Azteca in Mexico City on September 30, however health concerns and possible quarantine measures have cast doubt over the fixture.
"This whole situation has left me really sad and empty. I checked on the lines person and the tournament told me that thank God she is feeling ok. I'm extremely sorry to have caused her such stress. So unintended. So wrong," Djokovic said.
Dejan Lovren scored first for the visitors in the 18th minute, but Antoine Griezmann's close-range effort and Dominik Livakovic's own goal gave France the lead before the interval.
The words had appeared on the majority of Paralympic Games and Winter Games iconography, but similar illustrations were seldom seen on their Olympic counterparts.
"This is down to a clear error on your behalf... This compensation will not be applied for the end of the contract by a unilateral decision by the player at the end of the 2019-2020 season," insisted Jorge Messi.
"The many games are a threat to the players' health. I don't understand why we went back to only three substitutes in the Nations League instead of five," Loew complained about UEFA's bad planning.
The 2021 European Championship is probably utmost in the fans' minds. The German coach however is turning his thoughts to the 2024 continental tournament hosted by Germany.