Pizhou has a long history of planting ginkgo. The ancient ginkgo biloba in Baima Temple in Hu Si Town was planted in Zheng Guangnian of Northern Wei Dynasty, and its age is over 65,438 0,500 years. In 2007, there were 260,000 mu of ginkgo orchards, and the total number of ginkgo trees planted reached100,000. The annual output of ginkgo fruit reaches 654.38+065.438+000 tons, with an annual output of 654.38+02000 tons of high-quality dried ginkgo leaves and 654.38+0.8 million pots of ginkgo bonsai. 65438+100000 mu of contiguous ginkgo orchard was rated as "National Ecological Demonstration Park", and the ginkgo production base was the first in China to pass the national GAP certification. Ginkgo planting in Pizhou is mainly distributed in Tiefu Town and Shanggang Town, with an area of 200,000 mu, which makes Pizhou the largest county in China. 20 10 12, approved by AQSIQ, decided to protect Pizhou ginkgo products with national geographical indications.