Dalian Baoyuan Nuclear Equipment Co., Ltd. (formerly State-owned Factory 523) was established in 1947. It is under the jurisdiction of Liaoning Machinery (Group) Co., Ltd., which is affiliated with the State-owned Assets Supervision and Administration Commission of Liaoning Province. The company is located in the Dalian Free Trade Zone, covering an area of 72,000 square meters, with over 500 employees. It is equipped with more than 1,000 large-scale devices, including CNC floor boring and milling machines, 10-meter CNC vertical lathes, CNC gantry boring and milling machines, four-axis gantry moving drilling machines, and 150-ton bridge cranes. The company possesses various processing, manufacturing, and design installation capabilities, such as riveting and welding, machining, forming, heat treatment, pickling, and electrical work. It is a comprehensive enterprise integrating scientific research, design, manufacturing of various pressure vessel equipment, civil nuclear pressure-bearing equipment, general machinery, and processing for export. Over the past sixty years since its establishment, the company has been dedicated to the research, development, and manufacturing of equipment for the nuclear power, nuclear engineering, petrochemical, coal chemical, metallurgy, and non-ferrous metal industries. It has made significant contributions to the founding and development of China's nuclear industry, the successful development of "two bombs and one submarine," and the promotion of localization in nuclear power projects. To meet the requirements of modern enterprise systems and market economy, the company has established a complete set of scientific business philosophies, rigorous quality management systems, and advanced testing methods. It was among the first in the domestic industry to obtain licenses for pressure vessel design and manufacturing, nuclear pressure equipment manufacturing, and ASME pressure vessel product design and manufacturing in the United States. With its excellent manufacturing technology and strong processing capabilities, the company has provided a large number of high-precision and sophisticated equipment for ongoing nuclear power and petrochemical projects in China, making it one of the key enterprises in the domestic nuclear power and petrochemical equipment manufacturing sector. Telephone: 0411-88013309 Fax: 0411-88033718