1. According to today's headline data, Cangshan garlic, a specialty product in Lanling County, Shandong Province, is a symbol product of chinese national geography, also known as Hu or Hu garlic. According to Cui Shi's "History of the East View" in the Eastern Han Dynasty, "Li Yao was the secretariat of Yanzhou, planting wheat, Hu and garlic, but paying for it, leaving nothing behind".

2. Yinan cucumber is a specialty of yinan county, Shandong Province, with the characteristics of straight lines, black color, sweet taste and prickly top flowers. chinese national geography is a symbol of agricultural products.

3. Taro in Shagou is produced in Baishagou, Fangshagou and Tangshagou Village, Ceshan Office, Luo Zhuang City, Linyi City, with yi river, Linyi's mother river in the east. Since the Ming Dynasty, it has been planted for more than 400 years and enjoys a high reputation in Fiona Fang and Fiona Fang.