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Core Viewpoint - The article highlights the advancements in agricultural technology, particularly the use of drones and 3D electronic farmland mapping, which significantly enhance efficiency and reduce costs for farmers in Lishui, Zhejiang Province [1][2][3]. Group 1: Agricultural Technology Advancements - The company Lishui Shunhe Agricultural Development Co., Ltd. has upgraded its services by creating 3D electronic farmland maps, allowing for comprehensive aerial agricultural services such as spraying pesticides and fertilizing [1][2]. - The use of drones has reduced the time and cost of fertilization from over 30,000 yuan for manual labor to just 6,000 yuan, completing the task in seven to eight hours [1][2]. Group 2: Service Expansion and Efficiency - Last year, the company completed agricultural work on over 60,000 acres, and this year, the service area is expected to triple, with daily appointments from farmers [2]. - The implementation of multi-spectral drones enables the collection of crop health data, allowing for variable fertilization based on specific crop conditions, improving operational efficiency by over 20% and reducing fertilizer and pesticide usage by over 15% [3]. Group 3: Future Developments - The company is developing a complete farmland monitoring system with a database of 3D electronic farmland maps, which will facilitate automated and precise drone operations in the future [3].