1999, he built the first abiotic butterfly garden in China in China '99 Kunming World Expo Park, ending the history of no butterfly garden in China. More than 50,000 tourists from all over the world visit the Butterfly Garden every day.
He traveled all over the world, sweating like rain. The tropical rain forest and the top of the snow-capped mountains have left his footprints. He brought the world-famous butterflies to China for the first time and gave them beautiful names and touching legends. Let China appear on the international butterfly stage for the first time. Dr. Harry, an expert from the Geneva International Expo Center, took the team of experts to visit the Smithsonian Butterfly Museum, and commented that Mr. Wu Yun was the first person he had ever seen with rich biology and aesthetics. Wu Yun's research on butterfly wing patterns and butterfly aesthetics created butterfly culture. In recent years, he spent most of his time in artificial breeding of butterflies and devoted himself to promoting environmental protection and education in China. He is always obsessed with nature and likes to spend the night in the depths of the mountains that inspire him. ...
In 1990s, he worked with experts from China in Penang Insect Museum, and founded the Butterfly Garden of Kunming World Expo Park in 1999. In 2000, in view of Wu Yun's outstanding contribution, the American government gave him the treatment of "outstanding talent" and his family immigrated to the United States. He began to study the differences between Chinese and American education, and achieved impressive results in his daughter. Li Heceng, director of the State Education Commission, visited him and wrote in person, affirming his achievements.