Tancheng Ginkgo is a geographical indication certification trademark.
Tancheng County has a long history of cultivating ginkgo and has suitable geographical conditions. The ginkgo fruits produced have the characteristics of large seeds, uniform seeds, strong waxiness, strong sweetness, and high nutritional and medicinal value. The ginkgo leaves produced are effective With high ingredient content and good quality, it enjoys a good reputation in domestic and foreign markets.
Ginkgo, commonly known as Ginkgo, is a deciduous tree known as a "living fossil" and is a rare tree species unique to my country. Ginkgo is a treasure all over the body. Dried fruits are both high-end food and precious Chinese medicinal materials. They contain starch, crude protein, crude fat, sucrose, reducing sugar, nuclear protein, crude fiber, minerals, etc. They have the functions of warming the lungs, replenishing qi, relieving asthma, reducing phlegm, disinfecting, etc. It has the effects of killing insects, reducing stool, and stopping white turbidity. It can be used to make canned food, ginkgo essence, snacks, etc. The famous dish "Honey Ginkgo" with ginkgo as the main raw material is a good product among Linyi local dishes. The outer testa of Ginkgo biloba contains ingredients such as ginkgo acid and ginkgo alcohol, and the leaves of Ginkgo biloba contain flavonoids. In recent years, they have been used in the clinical treatment of hypertension, coronary heart disease, and angina pectoris, with significant curative effects. The ginkgo tree has a straight trunk, fine wood, fine texture, elasticity, and no borers. It is a high-quality wood. Tancheng County has a long history of ginkgo cultivation. It is a famous ginkgo production area in the country and is known as the "Hometown of Ginkgo".
Tancheng County is world-famous as the "Hometown of Ginkgo". It is a famous concentrated Ginkgo production area in China and one of the earliest areas where Ginkgo was cultivated in China. There is an ancient ginkgo tree next to Guanzhu Temple in Xincun Township, which is 35 meters high and more than 2 meters in diameter at breast height. It covers nearly an acre of shade. It is said that it was planted in the Tang Dynasty. In the late 18th century (the Qianlong year of the Qing Dynasty), "Tancheng County Chronicle" listed it as an important specialty and was included in the "Genus of Fruit". Ginkgo trees are widely distributed throughout the county, with a large number of plantings. There are 32,000 large trees over a hundred years old. A poet from the Qing Dynasty once recited this when he was in Tancheng: "When I go out, I can't see anything but white orchards. It's hard to count them all, but there are thousands of them." In 1999, Tancheng was named the "Hometown of Ginkgo in China" by the country. In 2004, the comprehensive output value of its ginkgo industry reached 660 million yuan.
Tancheng County is mainly composed of 6 towns and 192 villages along the Yi River. It implements concentrated contiguous and large-scale development, forming a concentrated ginkgo planting area of ??nearly 200 square kilometers. In the concentrated ginkgo planting area, every household plants ginkgo trees, every village builds ginkgo gardens, and every township has ginkgo demonstration gardens. The county has built four major production bases. The improved ginkgo fruit production base adopts high-yield dense planting, intercropping and other forms. Through improved variety grafting, a high-quality ginkgo fruit production base of 77,000 acres has been established with an annual output of 2.8 million kilograms of ginkgo fruit; a ginkgo standardized production base From seed selection, cultivation, irrigation, fertilization, field management to picking, drying, packaging, storage and transportation of ginkgo leaves, in strict accordance with GAP production standards, a standardized ginkgo leaf mining garden of 18,000 acres has been built, with an annual output of 800 high-quality dried green leaves. 10,000 kilograms; high-quality ginkgo seedling cultivation base; using intercropping, focusing on cultivating large ginkgo seedlings with a diameter above 6 cm for greening; the ginkgo bonsai cultivation base develops a ginkgo bonsai cultivation garden of 600 acres and cultivates 260,000 ginkgo bonsai pots. At the same time, ginkgo trees are widely planted in urban and rural areas through tree planting, urban and rural greening, and farmland forest netting. By 2005, the county's ginkgo greening area reached 200,000 acres, including 149,000 acres of forest area, with a total of 8.6 million planted ginkgo trees and 200 million seedlings of various specifications.
By 2010, the county’s ginkgo green coverage area had grown to 260,000 acres, with an annual output of 3 million kilograms of ginkgo fruits and 1,000 kilograms of dried ginkgo leaves. Ginkgo fruits, leaves, seedlings, bonsais and a series of With five major professional markets for its products, it has developed and produced more than 10 series of more than 100 processed products, including ginkgo leaf tea, ginkgo beverages, and ginkgo foods. The annual comprehensive output value of the ginkgo industry has reached 4.5 billion yuan, and the annual export earnings have exceeded 1 million U.S. dollars, forming a 200-year-old With a square kilometer of planting area, farmers in concentrated planting areas only have this one item, with an annual per capita income of 1,600 yuan.
On July 28, 2009, the State Administration for Industry and Commerce of China approved the registration of the "Tancheng Ginkgo" geographical indication trademark. The trademark uses "Tancheng Ginkgo TANCHENGYINXING and pictures" as the trademark style, and the trademark owner who applied for registration is the Tancheng Ginkgo Industry Development Center.