TORONTO—Victoria Diaconescu, the chief financial officer of a transportation and warehousing company, said she had tears in her eyes after watching Shen Yun Performing Arts. “It’s so emotional, it’s so colorful, and it’s so uplifting. We need shows like this, especially now, in our lives, [it] brings happiness and love and compassion—it brings it on stage,” Ms. Diaconescu said after seeing Shen Yun at the Four Seasons Centre in Toronto on the afternoon of April 2. New York-based Shen Yun has a mission to revive China’s culture as it was before the communist regime in China all but destroyed it. The performing arts company presents classical Chinese dance and music, travelling the globe each year to showcase its exhilarating performances to audiences worldwide. Ms. Diaconescu noted the passion and dedication of the Shen Yun performers, saying it elated the audience as well. “I see that in their eyes, they were happy …