Core Insights - The sweet potato harvest season is currently underway in Lu Long County, Hebei Province, with a total planting area of 120,000 acres and an annual production of 250,000 tons of fresh sweet potatoes, establishing it as a recognized "Hometown of Sweet Potatoes" in China [1][2] - The establishment of the National Sweet Potato Industry Technology System Demonstration Base in Lu Long marks a significant step in advancing sweet potato research and technology, focusing on new variety demonstration, disease-free seedling technology, and deep processing [2] Group 1: Sweet Potato Production - The Ren Yuan Family Farm has planted 1,500 acres of fresh-eating sweet potatoes, achieving an average yield of 7,000 pounds per acre, primarily selling to major cities like Beijing, Shanghai, and Northeast regions [1] - The county's sweet potato industry has developed a complete supply chain, including over 200 cooperatives, family farms, and deep processing enterprises, resulting in a total annual output value exceeding 1.015 billion yuan [2] Group 2: Deep Processing and Export - The Qinhuangdao Gaocheng Food Industry Co., Ltd. produces various sweet potato products, including fries and dried sweet potatoes, with an annual production of approximately 3,500 tons, exporting to countries like South Korea and Japan [1] - The sweet potato starch and noodles from Lu Long are exported to over 20 countries and regions, with an expected foreign trade export value of over 88 million yuan in 2024 [2]