Tieling hazelnut is very famous in history. The wild hazelnut, which is produced in Langqiao Village, Mashi, Liqianhu Town, Tieling County, has a history of more than 450 years since the Wanli period of the Ming Dynasty. Kaiyuan hazelnut is also world-famous. Legend has it that when the emperor shunzhi was in the early Qing Dynasty, ministers came to Tieling from Beijing and called for eating the original hazelnut. After returning to Beijing, they often take away the original hazelnuts to honor the emperor and queen. Originally from the northeast, the royal family knew that Kaiyuan hazelnut was particularly delicious, and instructed Shengjing's internal affairs office to present it to the court every year. "Kaiyuan County Records" records that "hazelnut, named as a local product, is the most famous in Meijiazhai, and it was a tribute before the Qing Dynasty". "Fengtian Tongzhi" records: Fengtian hazelnut "incense is in other provinces, especially in places burned by famine. Meijiazhai is the highest in the province. " Dai Zi, an immigrant from Tieling, was an important official in the southern study room of Emperor Kangxi of the Qing Dynasty. He is a rare weapon scientist in the history of China. Because he invented "rapid fire", he offended Ferdinand ferdinand verbiest, a western missionary, was framed as "fornicating with the East" and was exiled to Tieling. In Tieling, Dai Zi lived a hard life for 35 years and was forced to sell calligraphy and painting for a living. According to historical records, he "often lies on the cold kang in winter nights and goes into the mountains to pick hazelnuts in the morning to satisfy his hunger."