Core Viewpoint - Shandong Donghong Pipe Industry Co., Ltd. has achieved a significant technological breakthrough by successfully mass-producing the dn1200mm ultra-large diameter steel wire wear-resistant composite pipeline, filling a gap in the non-coal mining sector and enhancing its competitive edge in the industry [3][5]. Group 1: Product Development and Innovation - The dn1200mm steel wire wear-resistant composite pipeline was developed in response to an order from Qingshan Holding, showcasing the company's rapid response and full-chain collaboration capabilities [3]. - The product features high pressure, large diameter, and strong wear resistance, with 100% independent research and development across material formulation, structural design, and connection methods [3][5]. - Donghong Pipe has also achieved mass production of other significant products, including dn1400mm PVC-UH drainage pipes and Φ2032mm pre-welded spiral pipes, marking major breakthroughs in the ultra-large diameter pipeline sector [7]. Group 2: Commitment to Technological Innovation - The company has established a national-level R&D center and technical team, focusing on polymer material modification, pipeline connection technology, and structural design to maintain its core advantages [5][7]. - Donghong Pipe's products have been applied in major domestic and international projects, including the South-to-North Water Diversion Project and the Capital Airport, contributing to the development of industry standards [7]. - The company plans to increase R&D investment across various sectors, including municipal, water conservancy, chemical, and nuclear power, to drive innovation and product upgrades [9].