Sharjah's chances of progressing to the next round now hang on their ability to collect three points in the reverse fixture on Friday.
In the 28th minute, thanks to a short cross from Cedric Bakambu on the midfield, Renato Augusto dribbled through defender Ding Haifeng and contributed a calm tap-in to pull one back.
"As for the fans, no matter when I get injured, traded or defeated, you always support me, which gives me great belief," he added.
When asked about Suarez, who was also left out of a friendly against Gimnastic Tarragona at the weekend, Koeman said he had "spoken to him about the future and whether or not he will stay."
Argentina will host Ecuador at the Bombonera in Buenos Aires on October 8 before a clash with Bolivia in La Paz five days later.
The club has splashed cash on 12 new players in the current transfer window including foreigners; Uganda international Tito Okello, Cameroonian midfielder Bertrand Ngafei and Malawian midfielder Andrew Malisero.
15th seed Grigor Dimitrov of Bulgaria eased past Italian wildcard Gianluca Mager 7-5, 6-1, while Marin Cilic rallied to beat Kazakhstan's Alexander Bublik 6-7 (4), 6-2, 6-4 to set up a second round meeting with sixth seed David Goffin.
Despite several setbacks over the past few months, the 25-year-old is optimistic about turning things around wearing the shirt of Schalke 04, when facing 2020 treble-winning Bayern Munich in the 2020/2021 Bundesliga season opener this Friday evening.
The 35-year-old did not travel with his teammates to the Andean country on Monday after failing to recover from a shoulder injury, Flamengo said on Twitter.
BERLIN, Sept. 19 (Xinhua) -- Hertha Berlin recovered from their first round German Cup exit to crush Werder Bremen 4-1, while Hoffenheim overpowered a resilient Cologne side 3-2 thanks to Andrej Kramaric's last-gasp goal in the opening round of the 2020/21 Bundesliga on Saturday.
The Rio de Janeiro state championship resumed behind closed doors in June and officials had hoped to reopen stadiums in July but changed their minds as infections soared.