They knew that Messi's leg injury had been healed by Jiang Siming, so they wanted Jiang Siming to examine them and see whether there was any hope of curing the hidden ailments in their own bodies.
Athletes all suffered from many injuries and illnesses after competing for a long time.
Many athletes retired not because of their age, but because of injuries.
Take NBA players like Emperor Oden, Rose of Fengcheng, Rose, Son of God, McGrady, and China's Hope, Yao.
Football was the same, and football injuries were even more common. Ronaldo, Michael Owen, Aimar, and many others had all been exceptionally gifted.
Yet they had all been forced to leave the football world early because of injuries.
Jiang Siming had been able to treat Messi, who had nearly been forced into retirement, enough to let them witness the millennia-old medical arts inherited from China in the East.
Messi and his coach had seen it with their own eyes. Jiang Siming had used only a few silver needles and a pill to cure Messi's severe leg injury, which had nearly forced him to retire.
Before a large group of Barça players came to China, Jiang Siming had instead gone with his own club, 4AM, and his teammates to the house Wei Shen had bought in Shanghai, where they ate and drank to their hearts' content.
Esports were sports as well, and Jiang Siming could also be considered an athlete. Sometimes, the careers of esports players were even shorter than those of football and basketball players.
Injuries often plagued them too, such as Uzi and TheShy getting hurt, or General Pawn's back injury.
Fortunately, 4AM was doing fine, and no one had suffered any serious injuries.
As a veteran esports player of six or seven years, Wei Shen had never fallen,