Huachuan Wanxing Agricultural Products Planting Professional Cooperative is located in Xinsheng Village, Sujiadian Town, Huachuan County, Heilongjiang Province. It specializes in the professional planting of green selenium-rich yam and the processing of yam series products. At present, the green selenium-rich yam planted by the cooperative has broken the shackles that Heilongjiang Province cannot plant yam on a large scale. In 2018, it was awarded the title of Heilongjiang Provincial Demonstration Cooperative and Heilongjiang Provincial Farmer Entrepreneurship Demonstration Base. In 2019, it was awarded the title of Heilongjiang Provincial Women's Poverty Alleviation Demonstration Base. In 2023, it was awarded the national demonstration cooperative. In 2025, Huachuan yam was approved as the third batch of national famous, special, excellent and new agricultural products.