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Dalian Yongfeng Gas Co.,Ltd.

1997-02-24
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Company Profile

Dalian Yongfeng Gas Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a high-tech enterprise specializing in the production, filling, storage, sale, and supporting technical services of industrial gases. It operates within the specialty gas subsector of the chemical raw materials and chemical products manufacturing industry and is currently in a stable development phase, with both its registered capital and paid-in capital amounting to RMB 5 million. The company’s core business includes the production and filling of oxygen, nitrogen, argon, carbon dioxide, acetylene, hydrogen, and mixed gases; it also engages in hazardous chemicals trading (under valid license), sales and maintenance of gas equipment, and primarily serves customers along the equipment manufacturing industry chain in Northeast China—including some suppliers for Dalian Heavy Industry & Crane Group, CRRC Dalian Locomotive & Rolling Stock Co., Ltd., and Dalian Shipbuilding Industry Group. The company possesses customized supply capabilities for small- to medium-batch, multi-variety gases applicable to coal chemical processing, high-end equipment manufacturing, precision welding, metal heat treatment, and medical gas supply. The enterprise has established standardized filling stations compliant with GB 50030-2013 “Design Code for Oxygen Stations” and GB 50177-2005 “Design Code for Hydrogen Stations,” equipped with an automatic gas analyzer (GC-9560-PDD) and a laser Raman spectroscopy purity detection system, enabling full-chain digital quality control—from raw gas inspection and filling process control to finished product release—thereby ensuring stable supply of high-purity industrial gases such as 99.999% electronic-grade nitrogen and 99.99% medical oxygen. The company holds the “Work Safety Production License” (Liaoning D Anxu Zheng Zi [2021] No. 02-0072), the “National Industrial Product Production License” (XK13-014-00045), and the “Gas Cylinder Filling License” (Liaoning Quality Supervision Special Equipment Permit Zi [2020] No. 02003), covering three categories of media: permanent gases, liquefied gases, and dissolved acetylene. It has also obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q41232R1M). Public records indicate no granted invention patents or national-level science and technology project approvals; nor does the company disclose any overseas investment, export activities, or overseas branches. Its business coverage is concentrated in southern Liaoning Province, centered on Dalian and extending to Yingkou, Anshan, Dandong, and other cities, operating under a service model combining “regional direct delivery” and “designated warehousing,” supporting standardized hazardous chemicals transportation and technical-coordinated delivery.

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