Meanwhile left back Marcelo is also struggling with a back injury and Ferland Mendy will continue in defense.
The top four teams from the first phase Suzhou and Dalian zones respectively will move into Final A to determine the eventual league champions and the top eight rankings. The bottom four teams from the Suzhou and Dalian zones will enter Final B to battle against relegation to the second-tier League One.
The Barca boss is unlikely to make many changes to the team that defeated Villarreal, partly because he has no alternatives at right back or central defense, where Sergi Roberto, Clement Lenglet and Gerard Pique currently have few options other than to continue.
More setbacks could well affect the entire season and increase the pressure on coach Lucien Favre at an early stage.
Luo, 20, defeated Billy Castle 3-1 and swept Jamie Wilson 3-0 before locking horn with world number five Mark Allen in his last group match. A draw was enough for the Chinese youngster to book a place in the second stage as the group winner.
Suzhou, who had scored only three goals in their previous five matches, took an early lead as Li Zhi converted a penalty in the 16th minute.
However, there was also good news.
The defender was then shown a direct red card in the 67th minute for bringing down Luka Jovic, when the striker looked to be through on goal to leave Betis with 10 men.
Liu Shaofeng from Shandong and Tianjin's Yang Jintong finished joint first in the men's 50m freestyle in 22.72 seconds.
Fujian had managed a 4-1 start in the third set but Jiangsu quickly overtook the lead and extended it to 15-10.
Fernando opened the scoring for Guoan in the 17th minute, as he sent Zhang Yuning's pinpoint through ball into the top-left corner.