ATLANTA—Conductor Alexandre Ludwig says there was perfect harmony between the different aspects of Shen Yun Performing Arts, including the dancers, the orchestra, and the animated backdrops. “It’s perfect,” said Mr. Ludwig, who was a music professor in Brazil before moving to the United States.  “The [synchronization] between everything is perfect.” Thaise Ludwig, a psychologist, shared Mr. Ludwig’s admiration of Shen Yun. “I love it, it was wonderful,” she said. The two saw Shen Yun a the Woodruff Arts Center on Jan. 8. New York-based Shen Yun, which brings together top artists from around the world, presents classical Chinese dance and music. The dances are accompanied by an orchestra that combines traditional Chinese instruments with classical Western instruments, creating a unique sound. Adding to the beauty of the performance are animated backdrops, which through patented technology, interact with the dances on the stage with superb precision. Shen Yun’s aim, as described …