
Ningbo Hongwu Pipe Industry Co.,Ltd. manufactures stainless steel flexible gas/water pipes, pipe fittings, and corrugated hose solutions for residential and industrial applications, with a strong focus on quality-oriented production.
Ningbo Hongwu Pipe Industry Co.,Ltd. manufactures stainless steel flexible gas and water pipes, pipe connectors, and metal fittings for residential and industrial applications. Its product range includes stainless steel corrugated hose, metal corrugated expansion joints, high-pressure rubber hose assemblies, armored thermal insulation hose, and supporting pipe fittings for water, gas, and fire sprinkler systems.
The company operates with a “Quality-oriented” principle and designs and manufactures products in line with GB/T14525-93 and GB/T12777-91 standards. Key equipment and technologies are introduced from Japan and Korea, supporting stable, consistent production.
Hongwu products are used across water supply, gas distribution, fire sprinkler systems, air conditioning, automotive, construction, metallurgy, and petrochemical industries. The company serves international markets including the United States, Italy, Germany, Denmark, and South Korea, backed by a dedicated technical and R&D team.

Ningbo Hongwu Pipe Industry Co.,Ltd. manufactures stainless steel flexible gas/water pipes, pipe connectors, and metal fittings for both residential and industrial applications, delivering reliable connection solutions for fluid and gas systems.
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Core equipment and production technologies are introduced from Japan and Korea, supporting consistent manufacturing and product performance across flexible hose, expansion joint, and fitting lines.
The stainless steel corrugated hose line covers DN8–DN400, supporting a wide range of connection and routing needs across residential and industrial systems.
Metal corrugated expansion joints are produced across DN40–DN4000 to meet installation requirements for varied pipeline systems and industrial environments.
High-pressure rubber hose assemblies are produced across DN6–DN102, providing flexible connection options for demanding operating conditions.
The company maintains strong technical resources with a dedicated R&D technical team focused on continuous product development and technology improvement.
Phase I construction of the new factory was completed at the end of 2006.
Began manufacturing stainless steel flexible gas/water pipes, pipe connectors, and metal fittings.