Many Chinese netizens also showed understanding towards Lin's decision, while also speculating on his next move.
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Eight minutes later, things went from bad to worse for Duisburg as Volkmer felled Erling Haaland as the last man to receive his marching orders.
Stage One involves 32 groups of four players, with the player who tops each group progressing to Stage Two.
"Over the past two to three weeks, I found it pretty hard to fall asleep and woke up around four or five o'clock in the morning, thinking it over and over again," Lin admitted.
"We had two big chances in the first half but Dortmund were more effective and clinical in front of the target today," Monchengladbach head coach Rose said.
During Iran's Hazfi Cup final match between Tractor and Esteghlal earlier this month, Elhami got involved in a controversial moment by protesting the referee's performance.
"We have to improve in order to be able to compete in the league with guarantees," added Dutchman.
In the first stage competition held in Milton Keynes, England, 31-year-old Xiao won the group decider against Iran's Hossein Vafaei 3-0.
Raman spoke about Schalke's determination for a better Bundesliga campaign than last season, when the team finished a disappointing 12th and his ambition to play the 2021 Euro tournament with the Belgian national team.
Jobst spoke about the intense efforts to prepare one of Germany's most prominent clubs for the future and join Europe's top sides over the next years.