Longquanyi is produced in Longquanyi District, Chengdu City, Sichuan Province. It has strong sweetness, high sugar content and high quality. The fruit has high hardness, strong toughness, storage and transportation, high edible rate, golden color and attractive appearance. With its unique quality characteristics, it has won the favor of consumers and industry recognition, and won many awards such as the World Plant Expo Gold Award and the China International Agriculture Expo brand-name products.

The main planting variety of Longquanyi is the Big Five Star. The fruit is round or oval; the fruit is golden or orange-red, the surface is smooth and the color is beautiful; the flesh is orange-red, the texture is tender, sweet and sour, and the mouthfeel is rich. Compared with the same latitude area and the same variety, Longquan 驿枇杷 fruit shape is more round, the fruit color is slightly dark red, the water content is less, the fruit is mellow, the taste is richer, and the sweet and sour is less. The single fruit weight is not less than 40 grams, the soluble solids are more than 12.5% ​​(up to 17% or more), and the edible rate is over 70%. As early as the 1930s, Longquanyi District began trial planting and breeding. The big five-star 誉, which is known as the “King of the King of Skulls”, is a glutinous variety selected by Longquan ( ( (identified by the Sichuan Crop Variety Approval Committee in 2002), and has won the favor of consumers and industry recognition with its unique quality characteristics. It has won many awards such as the World Plant Expo Gold Award and the China International Agriculture Expo brand-name products. The “Ganggou” of Meiquan Village in Shanquan Town is recognized by the agricultural industry and mainstream news media at home and abroad as the mother source “source” of Dawuxing. Origin of the environment Longquanyi District is located in the eastern part of the western Sichuan Plain, in the middle of the Longquan Mountain Range. It has a combination of mountains, hills and dams. It covers an area of ​​558 square kilometers. The soil is mainly composed of yellow soil and purple soil. It belongs to the subtropical humid climate and is suitable for a variety of seasonal fruit cultivation. Longquanyi District has been identified as the National Agricultural Demonstration Zone, the Agricultural Science and Technology Extension Demonstration Park of the Ministry of Finance, the National Famous and Excellent Economic Forest Base, the National Horticultural Product Export Demonstration Zone, and the National Non-polluted Fruit Production Demonstration Base. “Hometown of Chinese Peach”, “Hometown of Early Ripe Pears in Sichuan Province”, “Excellent Huaguoshan Scenic Spot” and so on. The fruit industry has become the leading industry for rural economic development in Longquanyi District and has become a pillar industry for farmers to increase their income. Longquanyi is located at the easternmost tip of the Chengdu Plain. It was named after the Ming and Qing dynasties. It is one of the nine districts under the jurisdiction of Chengdu. Longquanyi is also the "Hometown of Chinese Peach" named by the State Council. It has an average elevation of 520 meters and a green coverage rate of nearly 40%. It belongs to the subtropical monsoon climate. The annual average temperature is 16.8 degrees, the annual total rainfall is 903.6 mm, and the air quality reaches the national first-class standard. The characteristics of the big five-star 1 1. The fruit is very large, the product performance is good after the fruit thinning, the average fruit weight is 81 grams, the largest is 194 grams, which is one of the largest cockroach varieties in China. The fruit weight is obviously more than the famous varieties such as Jiefangzhong and Luoyangqing. (After the latest test on May 9, 2002, after strict fruit thinning, the average fruit weight was 80.93 grams, the maximum fruit weight was 203 grams; the fruit garden without fruit thinning, the average fruit weight was 66 grams, and the maximum fruit weight was 173 grams). 2. The tree is moderate, the early fruit performance is good, and the fruit is very high. Generally, the second year after planting, the fruit is tested, which is two years earlier than the time of the liberation clock. 222 strains or 111 strains per acre, if the flowers are not thinned, the yield per mu can reach 5,000 kilograms, but in order to ensure the commercial performance of the variety, a large number of flowers and thinnings are needed every year, and it is generally necessary to remove more than 2/3 of the flowers. If the yield per mu is 2,000 kg. In addition, the stable production performance is also good, under the normal management level, almost no size or size is not obvious. 3. The flavor is sweet and sweet, the sugar content is high, the quality is extremely high, the sugar is 12.6 degrees, the soluble solids is 13.5-14.8%, and the flavor is obviously more than the famous domestic varieties such as Jiefangzhong. It is the best variety for producing high-grade glutinous fresh fruit. 4. Strong resistance, wide adaptability, simple management, less pests and diseases, low production cost, suitable for the vigorous development of all the production areas in the south. According to the feedback from the nine provinces and regions in the south, the big five stars are in the provinces. The performance of all of them exceeded that of all local varieties. It performed very well in Guangdong and Guangxi. Its quality, flavor and yield significantly exceeded that of Sichuan, and it was not affected by the large freezing damage at the end of 1999. 5. High fruit hardness, strong toughness of the peel, storage and transportation. It can be stored and transported for more than 10 days at normal temperature, and can be stored for two months under cold storage conditions. If it is airlifted from Chengdu to the Shanghai market, the fruit rate can be kept above 99.5%. Therefore, it is conducive to the occupation of the northern market. The fruit harvesting period is long, generally from the first batch of fruit to the end of fruit picking, the time before and after the long time of more than 20 days, greatly eased the sales pressure. 6. High edible rate, golden color, attractive appearance According to the statistics of May 12, 2000, the edible rate reached 75.62%, significantly exceeding Jiefangzhong and Zaozhong No.6. In addition, the golden surface and small spots are conducive to the sale of high-grade fruit into the supermarket. 7. Low-season listing Generally, it matures in Chengdu in late April and early May. It is only 6 days late than the early morning of the 6th, and half a month earlier than the liberation clock. At this time, the fruit is not ripe, just fill the gap of other fruits, so the economic value is extremely high. In Longquan Fruit Wholesale Market, the wholesale price of Big Five Stars is generally 20 yuan / kg, the highest is 35 yuan / kg (please check the market price before the fruit ripening period every year, if there is any false, 10 times to compensate for your round-trip costs) Calculated by 2000 kg per mu, the output value per mu can reach 30,000 to 50,000 yuan.

Longquanyi quality technical requirements First, the variety of five stars. 2. Site conditions The soil type is yellow soil or purple soil. The soil texture is sandy soil or loam soil. The soil thickness is ≥50 cm, the soil organic matter content is ≥1.5%, and the groundwater level is below 1.5 m. Third, cultivation management Seedling: Grafting and breeding of rootstocks as rootstocks. 2. 3. Fertilization: It is mainly organic fertilizer, and the organic fertilizer is ≥45 tons/ha. 4. Flower and fruit management: leaf to fruit ratio ≥ 20: 1. 5. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations and must not pollute the environment. 4. Harvesting will be harvested in batches from late April to June. V. Quality characteristics 1. Sensory characteristics: the fruit is round or oval; the fruit is golden or orange-red, the surface is smooth, the color is beautiful; the flesh is orange-red, the texture is tender, sweet and sour, and the mouthfeel is rich. 2. 3. Safety and other quality technical requirements: Product safety and other quality technical requirements must comply with relevant national regulations.

Apply to：
Producers within the scope of Longquanyi's production area may apply to the Quality and Technical Supervision Bureau of Longquanyi District, Chengdu City, Sichuan Province for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Sichuan Provincial Bureau of Quality and Technical Supervision and submitted to the AQSIQ for approval. announcement.