Deng Brugu, whose real name is Li Dan. Senior media person, Swiss tourism expert, original photography star of Sina blog. As a freelance writer, he got the support of Swiss National Tourism Administration. He went to Switzerland seven times for in-depth travel and interviews. Its blog "Kuerle Forgotten Words" has been clicked more than10 million times, and it is the only Chinese blog recommended and linked by the official website of Swiss National Tourism Administration. His book "Going to Switzerland" tells how he felt after going to Switzerland many times. The words are concise and vivid. Rich in content, deeply loved by readers.