Heilongjiang Huida Technology Co., Ltd. ("HUIDA TECH" for short), China's leading manufacturer of agricultural drones, tractor autopilot systems and intelligent water-saving irrigation systems, worked with the staff of South Korea's Cheonpoong Co., Ltd and its dealers in Jinju and Jeongeup to conduct smart agricultural machinery product demonstrations for the personnel of agricultural machinery agencies and related civil servants. The product demonstrations include 408 Beidou navigation agricult