Core Viewpoint - The successful development of the world's first 550-meter longwall scraper conveyor equipment by Zhongmei Zhang Coal Machinery Company for export to Indonesia reinforces the company's technological leadership in the industry [1][6]. Group 1: Equipment Development - The newly developed equipment has passed factory evaluation and is ready for acceptance and delivery, showcasing advanced technology and high performance [1]. - This equipment follows the successful development of an 8MW long-distance intelligent scraper conveyor and a 7.2-meter high mining scraper conveyor, contributing to the construction of large coal bases and ensuring energy supply [3]. Group 2: Technological Innovations - The equipment incorporates several innovative features, including a 550-meter transportation distance, a capacity of ≥3000 tons per hour, and a power installation of 3×2000 kW, meeting the needs for full-height mining in medium-thick coal seams [4]. - The design includes maintenance-free, high-wear-resistant sprocket components, significantly improving service life and addressing traditional sprocket oil leakage issues [4]. - A new chain tension control model has been developed to compensate for dynamic deformation during operation, enhancing the intelligence of the scraper conveyor [4]. Group 3: Low-Carbon Transition - In alignment with carbon neutrality goals, the company integrates low-carbon and environmentally friendly concepts into product design, achieving a 15% weight reduction in scraper structure while maintaining strength [5]. - The use of high-hardness materials and the development of an intelligent speed regulation system provide strong technical support for the green and low-carbon development of the coal mining industry [5]. Group 4: Future Directions - The company is committed to enhancing its key technology supply capabilities through original technology and aims to contribute to the industry's move towards automation and intelligence [6]. - The company is also diversifying its business by developing water treatment technologies and smart kitchen robots, while actively pursuing new industries such as automated transport vehicles and smart 5G wearable equipment [5].