STAMFORD, Conn.—Diego and Adel Mansilla had been waiting to see Shen Yun Performing Arts for nearly three years, but it was well worth the wait. “You can feel a connection from me to the dancers and the situation they’re trying to portray. I feel wonderful. It’s an incredible experience,” said Diego, a professor at the University of Massachusetts, who attended a performance at the Stamford Palace Theatre on June 27, 2021. New York-based Shen Yun has kicked off its world tour here, after the season was interrupted last year by the pandemic. The world-renowned classical Chinese dance company presents China before the communism era, reviving 5,000 years of a divinely inspired civilization. The performance portrayed cultures from “all different corners of China…bringing so many different ethnic groups and keeping the traditions, the beauty of each. It’s amazing,” Adel said. There are some 50 minority groups in China, and the performances …