Gilbert and Lu met in the last match of the group both with one win and one draw. The world No. 11 won the final frame to draw 2-2 with Lu but advanced by claiming the highest break of 98.
Elsewhere, Villarreal came back from a goal down to take their first win of the season with a 2-1 victory at home to Eibar.
The South American zone World Cup qualifiers were originally scheduled to begin in late March but were suspended because of the coronavirus pandemic.
MONTREAL, Sept. 15 (Xinhua) -- World Anti-Doping Agency (WADA) president Witold Banka emphasized the importance of cooperation between WADA and the U.S. as the organization's Executive Committee (ExCo) held its third meeting of the year on Monday and Tuesday.
BEIJING, Sept. 16 (Xinhua) -- Chinese broadcaster PP Sports, the owner of the local media rights to the Bundesliga in China, announced on Wednesday that it would broadcast all matches of Bundesliga in the 2020/21 season.
Pakhtakor goalkeeper Suyonov was sent off in the 65th minute and Sanzar Kuvvatov was brought on to take his place. But almost instantly, the Uzbek side rallied at the other end of the pitch and replied with a goal, as substitute striker Eren Derdiyok blasted in the rebound after Dragan Ceran's initial effort was saved.
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.
"I'm very lucky to get through, I didn't play very well," Gilbert was quoted by the tournament's website.
He added that although the veteran striker is currently training separately from the rest of the players, "if in the end he is unable to find another team, he will be another member in the squad here."
Saturday's next game is a rescheduled fixture, which sees Osasuna return to their remodeled El Sadar Stadium to face a Getafe side playing their first game of the season.
"I was the European champion and I was so confident but Lang Ping changed my attitude. She came to the dressing room and she said that no matter what I won in the past, I should just focus on the future. She helped me," added the former Vicenza Volley player.