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.
Villalobos added: "There are 21 days left, but in a pandemic many things can happen. The agreement is there, but if the conditions are not met in both countries, the match could be suspended. We already have a hotel but we still don't know about the flight. There are no direct flights but there is one via Houston."
The Iranian men's team, which has superstars like Saeid Marouf and Seyed Mousavi, is one of the leading powers of international volleyball. On the women's side, the country has also been progressing fast in recent years.
In Castellon on Saturday, after a foul in the opening round, she landed at 14.47m in round two and almost matched that in the third round with 14.42m. The 24-year-old saved her best for the last round as she leapt out to 14.71m.
The 24-year-old Chelsea striker scored his 12th goal for Germany while Gnabry crossed the Champions League finish line with nine goals and three assists in ten games.
Beijing Guoan's second-place position and Wuhan Zall's third position remain unchanged in Group B. Enditem
"We played well in the first half and created many chances, but we had difficulty after conceding the first goal," SIPG coach Vitor Pereira said.
"Now, I participate in eight to 10 races a year. I ran one triathlon and three marathons in a month last year," said Gu, who hopes to compete in the next Boston Marathon.
Scotland now leads Group 2 with four points, with the Czechs second on three. Israel sit third with two points, with Slovakia bottom with only a single point gained over the first two matches. Enditem
The first half did not witness any breakthroughs until the last minute before the interval. Paulo Henrique Soares dos Santos's volley on the right side of the box was denied by the left post, but Wang Qiuming contributed a sliding shot in front of the goal to make it 1-0 for Hebei.
Elsewhere, Belarus' fifth seed Aryna Sabalenka lost to compatriot Victoria Azarenka 6-1, 6-3, ninth seed Johanna Konta of Britain was stunned by Romania's Sorana Cirstea 2-6, 7-6 (5), 6-4 and tenth seed Garbine Muguruza from Spain lost to Bulgaria's Tsvetana Pironkova 7-5, 6-3.