It was impossible for the Chinese side to destroy the surveillance camera so easily. It was impossible for them to forget everything just because the Japanese lowered their heads and apologized to the Chinese flag.
On the surface, Hirano Ling was very calm as he arranged for the students to lower the flag. Since it was Maki Fujino and Fukumoto Lina who caused this trouble, he would let the two of them take care of the aftermath. Hirano Ling arranged for the two of them to lower the Japan flag.
He had a small plan, which explained his arrangement. He hoped that the Chinese team would take into account the fact that he was being so cooperative by letting the two students who caused trouble lower the Japan flag.