First of all, he is one of the few civil servants who dare to take responsibility. Vala captured Yingzong, arrived in Beijing, defended the enemy according to reason, and made Yingzong's younger brother the new emperor. It is very risky for a courtier to participate in the succession to the throne. He knew that the future trouble was endless, but he did not hesitate to come forward and turn the tide.
Secondly, Yu Qian was a model of scholar-officials at that time, and everyone admired his integrity.