Jiangyin Dongpeng Purification Equipment Co., Ltd. is a prominent manufacturer and trading company based in Jiangyin, Jiangsu province, China. Established in 1983, the company is recognized as a pioneer in the development of Pressure Swing Adsorption (PSA) nitrogen generation technology, successfully breaking international monopolies in the field. Operating from a strategic industrial hub near Shanghai, the company employs between 201 and 300 professionals and maintains a robust manufacturing facility equipped with over 10 production lines.
The company specializes in a comprehensive range of gas generation and purification equipment. Its core product portfolio includes PSA and membrane separation nitrogen generators, PSA oxygen generators, nitrogen purifiers, and specialized gas machines tailored for industries such as food packaging, electronics, laser cutting, and pharmaceutical chemistry. Additionally, they supply essential components including carbon molecular sieves, air compressors, pressure vessel tanks, and air dryers. Their products are marketed under the "Dongpeng" and "Yangtian" brands and are utilized by major enterprises such as Feihe Dairy and Runfeng Chemical.
With a strong commitment to quality and international standards, Jiangyin Dongpeng holds ISO 9001, ISO 14001, ISO 13485, and CE certifications. Since 2004, the company has collaborated with international partners in Malaysia to enhance its technical capabilities for global markets. Today, they export approximately 40% to 50% of their annual output to diverse regions, including Southeast Asia, North America, the Middle East, and Europe, offering both standardized units and OEM services.
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Jiangsu Yanxin Science & Technology Incorporated Corporation is a prominent large-scale manufacturer and engineering service provider headquartered in Jiangyin, Jiangsu Province, China. Established in 1988, the company has grown into a leading supplier of specialized industrial machinery for the oil and gas, petrochemical, and coal-to-chemical sectors. Operating from a massive 300,000-square-meter facility with over 200,000 square meters of construction area, the corporation employs approximately 2,000 staff, including a robust technical team of over 400 engineering professionals and 300 qualified welders. The company integrates engineering design, procurement, fabrication, and site services, holding a Class A Certificate of Engineering Design.
Their comprehensive product portfolio centers on high-performance thermal equipment, including fired heaters, waste heat boilers, and industrial furnaces. They are also a major manufacturer of pressure vessels, heat exchangers, process burners, and specialized pipeline components such as finned tubes, studded tubes, expansion joints, and hydraulic dampers. Notably, the company has produced world-class equipment including a feed furnace for propane dehydrogenation with the largest single production capacity globally.
Jiangsu Yanxin maintains rigorous quality standards, holding ISO 9001, ISO 14001, and HSE certifications, alongside ASME 'U' and 'S' stamps. Their R&D capabilities are bolstered by collaborations with prestigious institutions like the China University of Petroleum and Huazhong University of Science and Technology. As a trusted global supplier, they serve major international and domestic clients including Shell, BASF, and Sinopec, exporting their specialized equipment to markets across North America, Europe, the Middle East, and Southeast Asia.