Mena struck in the 41st and 51st minutes at Estadio Victoria as the visitors secured their fifth win from eight matches.
"The pandemic really has affected us tremendously. But I have not wasted my time. Instead, I kept improving my techniques. I was ready for this competition," he added.
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.
LONDON, Sept. 8 (Xinhua) -- Cristiano Ronaldo made history in Portugal's 2-0 win over Sweden, as the legendary footballer became the first European to reach 100 international goals with the first of his two goals in the UEFA Nations League on Tuesday.
It was a tough day for all cyclists as the mountainous stage 8, a 141km ride to Loudenvielle, featured three challenging ascents which scattered the peloton.
Ricciardo's teammate Esteban Ocon took eighth, with the second AlphaTauri of Daniil Kvyat and Perez rounding out the top ten.
WASHINGTON, Sept. 6 (Xinhua) -- Fifth seed Alexander Zverev from Germany said he was "in shock" after top seed Novak Djokovic was defaulted from the US Open on Sunday.
At the wrong end of the table, Elche, who did well to earn promotion through the play-offs, will expect to suffer, especially after replacing the popular coach Pacheta with Jorge Almiron, who has never coached in Europe.
Both sides posed threats to the other, but no goals were scored in the first half. Shijiazhuang once got a good chance to score in the 33rd minute when forward Liu Xingyu was clean through on goal but his low volley was easily saved by the keeper.
Kim said that his team had no injuries and had good preparation work during the over eight months' of training sessions.