Harbin Puzhen Crop Planting Professional Cooperative is located in Aiqiang Village, Xiqin Manchu Township, Shuangcheng District, Harbin City, Heilongjiang Province (Zhenghuangqi Liutun). Over 5000 mu of cultivated land managed by the cooperative has been applied farm manure since 1998. It has the most ecological land resources and mainly grows green organic corn and high-quality millet. The "Manliu Tun" series of products produced by the cooperative still maintain the old taste of decades ago! In 2015, the cooperative was rated as the standardized green organic corn planting base in Heilongjiang Province. Northeast Agricultural University Practice Base; In 2018, "Manliu Tun" products won the national green certification, and the cooperative also won the third batch of farmers entrepreneurship demonstration (practice) base in the province. At the beginning of 2019, it won the title of provincial demonstration club. In September of the same year, "Manliutun" corn series food won the award of excellence in the second Harbin Ice City Hand Companion Ceremony Competition. In the production and sales of coarse grain, the cooperative also receives the members' own eggs, duck eggs, goose eggs and other agricultural products to the cooperative for unified packaging and sales! More convenient conditions will be provided for the people to increase their income and create profits. Integrity based, organic guarantee, "man liu tun" products are the best food for the people to present friends and relatives!