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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

We primarily manufacture over a thousand 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.
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Container-type sealing strips

We primarily manufacture over a thousand 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.
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Bridge and road sealant

We primarily manufacture over a thousand 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.
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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.

Side Window Seal

The automobile sealing strip has the function of filling various gaps and gaps between the components of the vehicle body, and has the functions of shock absorption, waterproof, dust-proof, sound insulation, decoration, etc., improving the comfort of driving and riding experience and protecting the vehicle body.

Blocking

The automobile sealing strip has the function of filling various gaps and gaps between the components of the vehicle body, and has the functions of shock absorption, waterproof, dust-proof, sound insulation, decoration, etc., improving the comfort of driving and riding experience and protecting the vehicle body.

Wire Sheath

The automobile sealing strip has the function of filling various gaps and gaps between the components of the vehicle body, and has the functions of shock absorption, waterproof, dust-proof, sound insulation, decoration, etc., improving the comfort of driving and riding experience and protecting the vehicle body.

Buffer Block

The automobile sealing strip has the function of filling various gaps and gaps between the components of the vehicle body, and has the functions of shock absorption, waterproof, dust-proof, sound insulation, decoration, etc., improving the comfort of driving and riding experience and protecting the vehicle body.

Cold Container Bottom Rubber Strip

The automobile sealing strip has the function of filling various gaps and gaps between the components of the vehicle body, and has the functions of shock absorption, waterproof, dust-proof, sound insulation, decoration, etc., improving the comfort of driving and riding experience and protecting the vehicle body.

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. 

20 + years

Industry Experience

10000000 m

Annual designed production capacity

68 Sets

Professional production equipment

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Quality assurance

Quality assurance

Quality assurance

Quality assurance

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 Design & Development Quality assurance Quality assurance Process flow Process flow
Design and Development

Design and Development

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.

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Quality assurance

Quality assurance

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.

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Process flow

Process flow

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.

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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.

Common Problem

Are car seals effective? Can they provide sound insulation and reduce noise?