The Championship League has been expanded to a full World Snooker Tour ranking event this season, featuring 128 players in three stages over 21 days.
The Kazakh Super League runners-up evened the score two minutes before halftime, as Brazilian star Vagner Love found the net after an accurate pass from captain Gafurzhan Suyumbayev.
Elsewhere, Hebei took a lead in the 10th minute, when Buya Turay's long distance pass found Ricardo Goulart in the box, who volleyed to the corner of the net.
"I used to fail in the final shot, this time I was the one who turned the tide," Liu said with a smile.
Coach Ronald Koeman had told the player, who turned 21 a month ago, that he didn't want him this season. Speaking after the game, which Barca won thanks to a solitary Antoine Griezmann goal, Koeman implied that the youngster would indeed be on his way out.
The visitors caught a bright start to the second half though as Robin Quaison's perfectly timed through ball allowed Jean-Philippe Mateta to halve the deficit against the run of the game in the 48th minute.
Thiago's arrival will give Liverpool further midfield options and variety alongside Jordan Henderson, Georginio Wijnaldum, Naby Keita, Fabinho, Alex Oxlaide-Chamberlain and the veteran James Milner, although Barcelona are rumored to be interested in taking Wijnaldum to the Camp Nou. Enditem
18-year-old Lorenzo Musetti of Italy, who had upset three-time Grand Slam winner Stanislas Wawrinka of Switzerland and Japan's top player Kei Nishikori in the tournament's opening two rounds, lost to Dominik Koepfer of Germany 6-4, 6-0.
Back in May, several countries followed the successful example of playing football matches behind closed doors in accordance with strict COVID-19 hygiene regulations.
Meanwhile the fixtures between Athletic Club and FC Barcelona, Sevilla and Elche, and Levante and Atletico Madrid have been postponed because of Barcelona, Sevilla, Atletico and Elche's late finishes to last season and they will now be played in December.
"As we continue to strengthen WADA's governance, the Executive Committee is showing real leadership in ensuring the Agency is equipped to do its job effectively for clean sport around the world," Banka concluded.