On the sixth day, take a day trip to Shexian County, located near Tunxi. This ancient county is known for its rich history, traditional architecture, and beautiful countryside. Visit the famous Xuguo Stone Archway, stroll through the ancient streets of Chengkan Village, and explore the ancestral halls and temples. Don't miss the chance to try the local specialty, Huangshan Maofeng tea, known for its delicate flavor and aroma. Enjoy the peaceful ambiance of the countryside before returning to Tunxi.