Xiqiao Town is located on the west bank of the lower reaches of the Lancang River. It is surrounded by mountains and seas and has fertile land. It has always been the “land of fish and rice” in the Chaoshan Plain, and it is also the land of Wushuang Yangmei, which is known as the “Lingnan Jiaguo”. Xiqiao Wushen nucleus is a late-maturing species with high yield, high quality, and is suitable for export. The fruit granules are more than 60 grains per kilogram. The color of the fruit is deep purple-red, bright and uniform; the fruit shape is nearly spherical, the flesh is thick and crisp and firm. The core is small and crisp, sour and sweet.

Xi'an Wushuang Yangmei quality technical requirements (a) varieties. Black crispy bayberry. (2) Site conditions. The soil type is red soil, the soil texture is sandy loam soil, the soil pH is 5.0 to 6.5, the soil layer thickness is ≥0.8m, and the organic matter content is ≥1.0%. (3) Cultivation management. 1. Nursery: Take the seedlings of common Chinese bayberry as the rootstock, collect the scion from the high-yield, stable yield, high-quality, non-quarantine objects, and grow strong and healthy Wushen Yangmei female trees for grafting and breeding. 2. Planting: (1) From the beginning of February to the end of March, choose rainy days. (2) The planting density is ≤600 plants per hectare. 3. Plastic trimming: Spring trimming combined with post-harvest trimming ensures that the canopy is ventilated and light. 4. Fertilization: Adult trees should be ≥30kg per plant per year. 5. Safety requirements: The use of pesticides, fertilizers, etc. must comply with the relevant national safety standards and must not pollute the environment. (4) Harvesting. 1. 2. (5) Quality characteristics. 1. Sensory characteristics: dark purple color, bright and uniform; fruit shape is nearly spherical, flesh thick and crisp and firm, small and crisp, sweet and sour taste. 2. Physical and chemical indicators: single fruit weight ≥ 8g, edible rate ≥ 85%, soluble solid content ≥ 12.5%. 3. Safety requirements: Product safety indicators must meet the relevant regulations of the state for similar products.

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Producers within the scope of protection of the geographical indication products of Xiqiao Wushuang Yangmei can submit an application for the use of “Special Marks for Geographical Indication Products” to the Quality and Technical Supervision Bureau of Chaoyang District, Shantou City, Guangdong Province, which has been reviewed by the Guangdong Provincial Bureau of Quality and Technical Supervision. The AQSIQ announced the approval. The statutory testing agency of Xiqiao Wushuang Yangmei is designated by Guangdong Quality and Technical Supervision Bureau.