Changfeng series products
We primarily manufacture over 1,000 varieties of sealing strips, waterstops, expansion rubber strips, rings, gaskets, and other products under the “Changfeng” brand, covering two major product lines: rubber and rubber-plastic. These products are suitable for industries including vehicles, ships, construction machinery, construction, bridges and roads, tunnels, and military and civilian applications.

Universal automotive seal strips


Hot Product Showcase
We primarily manufacture over 1,000 varieties of sealing strips, waterstops, expansion rubber strips, rings, gaskets, and other products under the “Changfeng” brand, covering two major product lines: rubber and rubber-plastic. These products are suitable for industries including vehicles, ships, construction machinery, construction, bridges and roads, tunnels, and military and civilian applications.
Cold Container Bottom Rubber Strip
About Us
Integrity is our foundation; we are wholeheartedly committed to serving our customers.
The company integrates product development, research and development, production and operation. It mainly produces "Changfeng" brand rubber, rubber and plastic series, more than 1000 varieties of sealing strips, Waterstops, expansion rubber strips, rings, pads and other products, which are suitable for vehicles, ships, construction machinery, construction, roads and bridges, tunnels, military and civilian supplies and other industries.
Industry Experience
Annual designed production capacity
Professional production equipment
Sales market
Witness Changfeng’s strength through tangible cases.
The company covers an area of 26,000 square meters and has a building area of 12,600 square meters. It is equipped with 68 sets of advanced machinery, including a modern three-layer composite extrusion production line for sealing strips, a single-extrusion production line, a soft-hard rubber-plastic composite extrusion production line, large-scale closed-type rubber mixing machines, and vulcanization equipment. Its annual designed production capacity reaches 10 million meters of sealing strips and over 300,000 sets of injection-molded parts, with fixed assets totaling 46 million yuan.
Quality assurance
Changfeng has always attached great importance to product quality and innovation.
Since its establishment, the company has successively obtained ISO9002-2000, ISO/TS16949: 2009, Environmental ISO14001: 2015, and IATF16949: 2016 quality system certifications.
Design & Development
Quality assurance
Process flow
We have recruited several outstanding technical professionals from the industry, including 3 senior engineers and 8 mid-level engineers. Our team covers product design, mold development, formulation and process management of rubber compounds, and R&D. Leveraging advanced software tools such as AUTO CAD, CAE, UG, ProEng, and CATIA, our R&D team is capable of conducting product and manufacturing-process design and development, as well as some concurrent development activities.
Quality is the lifeblood of an enterprise. We put quality first and treat it as our very life. Even the slightest flaw in quality can lead to fatal mistakes. Therefore, all defects in Changfeng products will be eliminated during the production process, while all the strengths of Changfeng products will shine through at the end user’s hands.
The company covers an area of 26,000 square meters and has a building area of 12,600 square meters. It is equipped with 68 sets of advanced machinery, including a modern three-layer co-extrusion production line for sealing strips, a single-extrusion production line, a soft-hard rubber-plastic co-extrusion production line, a large-scale closed-type rubber mixing machine, and vulcanization equipment.
Blogs & Events
Focus on Changfeng News and Stay Updated on Industry Trends
Our company has always adhered to the principle of pursuing development through quality and ensuring survival through quality, thereby promoting the company’s transition toward a group-based economic model. We implement a brand strategy and an integrity strategy, and are fully committed to providing your enterprise with professional products and services—making us your ideal partner.
Industry Trends
Our company has always adhered to the principle of pursuing development through quality and ensuring survival through quality, continuously enhancing our brand strength.
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