Yiyuan County Dajia Wan Fruit and Vegetable Professional Cooperative, is a provincial-level farmer cooperative, in 2022 selected as one of the "Top 500 National Farmer Professional Cooperatives", registered in May 2016, with a registered capital of 6 million yuan, cooperative legal person Zhai Shulai, is the eighth Qilu Rural Star of Shandong Province. The cooperative is located in Hongyuan New Village, Xili Town, which is the birthplace of Yiyuan Red Apple, the place where the "Yiyuan Red" apple won the National Gold Award, and is a national demonstration village of one village and one product (Yiyuan Red Apple), with 301 cooperative members, covering all poor households in the village. The business scope of the cooperative: organize members to carry out fruit and vegetable planting, organize the purchase and sale of fruits and vegetables planted by members, and organize the purchase and supply of chemical fertilizers and pesticides required by members for planting. Introduce fruit and vegetable planting technology, and carry out fruit and vegetable planting technology consulting services.