Zunhua Shiitake Mushroom is a geographical indication certification trademark. Zunhua mushrooms are agricultural products with geographical indications.

Zunhua shiitake mushrooms are a specialty of Zunhua City, Tangshan City, Hebei Province. Zunhua City has more than 5,000 households and more than 60,000 people engaged in the production and operation of edible fungi in 16 towns. It has built more than 5,000 greenhouse mushroom sheds, with a production scale of 110 million sticks and an annual output of 120,000 tons of fresh mushrooms. Zunhua City has become one of the most important cities in my country. The largest edible fungi production base in the north. In 2008, it was designated as the "Hometown of Chinese Mushrooms" by the National Edible Fungi Association.

The suitable area for the four-season cultivation of shiitake mushrooms in the north is between 36° and 41° north latitude, that is, north of the Yellow River and south of the Great Wall. Zunhua City is located at about 40° north latitude. It has an obvious warm temperate continental monsoon climate with four distinct seasons. The rainy season is concentrated, dry and windy. The average annual sunshine is 2800 hours. It is very suitable for mushroom cultivation in all four seasons. However, solar greenhouse cultivation in winter and spring Mushrooms have the highest yield and the best benefits.

Zunhua City introduced excellent strains from Shandong Province, Zhejiang Province, and Fujian Province in 1994. After three consecutive years of production, demonstration, and application, Zunhua City selected and bred excellent strains at medium and low temperatures that are suitable for the natural climate conditions in the north - New varieties such as Zunxia No. 1 and 9809. At present, these varieties have become the leading varieties for winter and spring shiitake mushroom production in Zunhua City.

Zunhua City is a county-level city under the jurisdiction of Tangshan City. It is located in the northeast of Hebei Province. In recent years, the edible fungi industry, mainly shiitake mushrooms, has become the pillar industry and characteristic industry of Zunhua City. Zunhua City It enjoys the reputation of "Hometown of Edible Fungi in Hebei Province" and "Hometown of Shiitake Mushrooms in China". In 2011, the production scale of shiitake mushrooms reached more than 130 million sticks, with an output of nearly 140,000 tons, and a total output value of 900 million yuan.

Zunhua mushrooms are agricultural products with geographical indications.

Regional scope

Zunhua shiitake mushrooms are mainly produced in Pingan Town, Zunhua City. Pingan Town is located in the southwest of Zunhua City, Hebei Province, on the plain between the two mountains of the Yanshan Mountains. It is high in the north and south and low in the middle. It has an average altitude of 23 meters and is 25 kilometers away from the city center. The regional protection scope of Zunhua Shiitake Mushroom includes 39 villages including Ping'an City No. 1 Village, Ping'an City No. 2 Village, Ping'an City No. 3 Village, Ping'an City No. 4 Village, Dongmenzhuang and Hosuotun Village. The protection area is located between 40°0′19" and 40°0′19" north latitude. 40°05′56", east longitude 117°43′42"～117°50′37", with a protected area of ??600 hectares, a perennial planting area of ??550 hectares, and an annual output of 90,000 tons.

Product quality characteristics

1. External sensory characteristics: The fruiting body is hemispherical and consists of three parts: cap, gills and stipe, medium to slightly large. The cap is 4 to 6 cm in diameter, flat to slightly flat, with a light brown to brown to dark cinnamon surface. There are often dark scales in the middle, and there are often dirty white hairy or flocculent scales on the edges. The fungus flesh is white, slightly thick or thick, fine and fragrant; the gills are white, dense, curved and unequal in length. The thickness of the cap is >2cm, nearly hemispherical or umbrella-shaped, the umbrella opening is 4.12g/100g, vitamin B1 >19ug/100g, iron >0.84mg/100g, and the total amino acid content >2.39g/100g. 3. Safety requirements: Zunhua mushroom production strictly follows the "NY/5095-2006 Pollution-free Edible Mushrooms" standard.