Core Viewpoint - China Petroleum Heilongjiang Sales Company is enhancing agricultural productivity through a three-in-one model focused on fertilizer, combining field demonstrations, practical training, and integrated oil-fertilizer services to support high-quality development in agriculture [1]. Group 1: Event Overview - Since August, the company has rapidly organized 55 fertilizer observation meetings across five cities, attracting over 1,200 major growers and agricultural experts [2]. - The company has established electronic customer files for farmers, recording details such as planting area and fertilizer habits, which has strengthened its customer base for fertilizer sales [2]. Group 2: Training and Sales Strategy - The company has conducted practical training sessions for 120 fertilizer industry personnel, covering product knowledge and sales techniques, leading to immediate sales conversions during field demonstrations [3]. - The training has resulted in a seamless process from product demonstration to order signing, with many farmers placing orders on-site after witnessing the benefits [3]. Group 3: Product Performance and Impact - In a demonstration field, corn yield increased by 300 pounds per acre, prompting immediate orders from farmers for 10 tons of fertilizer [5]. - The use of a specific fertilizer in rice cultivation resulted in a yield increase of 120 pounds per acre and a cost saving of 300 yuan per acre for farmers, showcasing the effectiveness of the products [5]. - The company is leveraging key agricultural seasons to provide integrated marketing services, including fertilizer delivery and oil supply, enhancing support for farmers [5].