Xiuyan slippery mushroom is produced in 24 townships in Anshan Xiuyan Manchu Autonomous County. Slippery mushrooms are also known as light cap phosphorus umbrellas, slippery mushrooms, pearl mushrooms. It is rich in nutrients and delicious in taste. It has been widely promoted in the three northeastern provinces and is a promising edible mushroom.

As the first county in the country, Anshan Xiuyan has made great efforts in the processing and sales of slippery mushrooms. Nowadays, Anshan Dongda Food Co., Ltd., Yongan Group's 10,000-ton slippery mushroom production line, "Shenshan Xiu" slippery mushroom canned and more than 20 slippery mushroom processing manufacturers in various townships in the county are deep processing of slippery mushroom, slippery mushroom products in addition to sales to all parts of the country, but also exported to Japan, Russia and other countries.
Xiuyan County has been cultivating slippery mushrooms for more than 30 years. In the 1970s, the artificial cultivation technology of slippery mushroom was introduced from Japan, and after years of research and development, the production scale of Xiuyan slippery mushroom reached 40 million bags, with the annual output accounting for 55% of the total national output and the export volume accounting for 70% of the country. In 1998, Xiuyan County was awarded the "First County of Slippery Mushroom in China" by the China Edible Mushroom Association.
In 2005, Xiuyan County was rated as "National Edible Mushroom Excellent Base County" by the China Edible Mushroom Association. Relying on the unique natural advantages, suitable climate and superior production environment conditions, Xiuyan production of slippery mushrooms is not only delicious, crisp and tender, unique flavor, but also rich in nutrition, good quality, merchants inside and outside the province have come to buy, products often in short supply.
Since the mid-1990s, merchants have been the Xiuyan production of slippery mushroom collectively known as "Xiuyan slippery mushroom", Xiuyan slipper mushroom shape, uniform size, good taste, high quality, favored by merchants and consumers around the world, not only in large and medium-sized cities at home and abroad best-selling, but also exported to other countries in Asia and Western Europe and other countries and regions, Xiuyan County is now Liaoning Province "edible mushroom export base county".
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