Who sang the ending song of Dr. China?

Jacky Cheung. Chinese Doctors's finale was sung by Jacky Cheung. Lyrics excerpt: We agreed to travel together. Try to make the future bright. "Waiting for the Wind and Rain to Pass" is a popular Mandarin song, written by Vincent Fang, composed by Jay Chou and sung by Jacky Cheung, and released on February 23rd, 2020.