Leveraging its deep industry expertise and mature, stable production processes, the company has established a professional reputation in the specialized field of tube expansion and has become a reliable supplier to shipbuilders worldwide. The company has long served key state-owned shipbuilders such as COSCO Heavy Industry, China Merchants Heavy Industry, China Shipbuilding Industry Corporation (CSIC), and Fujian Shipbuilding Heavy Industry, while also collaborating closely with leading private shipbuilders such as Yangtze River Shipbuilding and New Era Shipbuilding.

      To address the unique operating conditions of the marine industry, the company specializes in providing non-standard hot-expanded pipes in special specifications such as 864*12 and 920*18. These products are primarily used in critical piping systems for seawater cooling, ballast water systems, and fuel oil transfer. With their specialized specifications and applications, they meet the demanding requirements of marine environments.

      Recognizing the shipbuilding industry’s need for flexible, small-batch, and urgent orders, Kanghong Petroleum adheres to a minimum order quantity of just one piece, offers customized solutions for small batches, and ensures rapid delivery. We respond efficiently to all urgent projects to fully support construction schedules. All products undergo rigorous testing and are certified by nine classification societies, including ABS and LR, ensuring quality compliance and consistent performance. We provide robust and reliable support for marine engineering projects worldwide. Looking ahead, Kanghong Petroleum will continue to leverage over 30 years of professional expertise to focus on the R&D and service of special-specification pipe expansion, consistently providing high-quality products to global shipbuilders and contributing to the high-quality development of the shipbuilding industry.