（文章来源：经济日报） 只要在手机上打开一款名为"惠三农"的APP，就能在网上预约卖粮。这是今年夏粮收购期间，许多农民 感受到的直观变化。指尖操作代替昔日烈日下的漫长排队，数字化手段切实改善了传统粮食收购模式， 显著提升了售粮效率。然而，在推广此类惠农APP过程中仍存在一些现实困难。比如，部分老年人对智 能手机操作不熟，偏远地区网络信号不稳，应用程序的适老化设计仍有不足。要让数字技术真正普惠于 农，还需多方协同发力。运营商应加快农村网络基础设施建设，增强偏远地区信号稳定性；村级组织可 设立数字助农服务点，开展智能应用使用培训；应用开发商需持续优化APP功能，增设适老模式和语音 辅助功能，并保留线下服务渠道，构建线上线下多元互补的服务体系。 ...

Core Insights - The article highlights the integration of technology in the grain purchasing process in Henan, enhancing efficiency and ensuring quality control in grain storage and sales [1] Group 1: Technological Advancements - The use of the "Hui San Nong" app allows farmers to schedule grain sales, significantly reducing waiting times from approximately one day to between one and three hours [2] - A new sampling and testing system has been implemented to ensure fairness in grain quality assessment, eliminating human intervention and providing transparent results [3] Group 2: Efficiency Improvements - Upgraded unloading equipment allows for the unloading of 50 tons of wheat in just half an hour, with daily unloading capacity reaching between 3,000 to 4,000 tons [4] - The implementation of electronic payment systems enables immediate settlement of funds upon grain sale, enhancing the overall experience for farmers [4] Group 3: Impact on Grain Acquisition - As of July 4, Henan has purchased 8.061 million tons of new wheat, an increase of 1.119 million tons compared to the previous year, demonstrating the effectiveness of these technological enhancements in boosting grain acquisition [4]