50+ Product Varieties
SJ blown film units, co-extrusion lines, sealing-cutting bag machines, flexo printing, slitting, and more—built for diverse materials and outputs.
Blowing Film Machine
Professional blown film machinery engineered for stable output, energy efficiency, and long-term production reliability for global manufacturers.
- Stable high-output production for PE / LDPE / HDPE film lines
- Customized solutions with global technical support and fast delivery
Who We Are
About Us
Rui'an Debang Machinery Co., Ltd. specializes in the production of various plastic machinery and equipment. It has now formed several series of plastic machinery and printing machine production lines, with more than 50 varieties. The main products include: SJ series high and low blown film units; Dual color strip blown film machine; Concave convex buckle self sealing bag color strip blown film unit; SJ series polypropylene blown film unit, SJ series co extrusion blown film unit; High speed four light control fully automatic sealing and cutting bag making machine; Computer hot cutting edge sealing (0PP) dedicated; Computer color recognition tracking (double-layer) sealing and c...
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Years of Manufacturing Experience
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Machines Sold Annually
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Factory Floor Area
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Countries Exported To
Global Presence
Exhibitions & Trade Shows
Meet Debang at international plastic machinery fairs—showcasing our latest blown film and bag-making solutions to partners worldwide.
Why Debang
Why Choose Us
A trusted plastic machinery partner with complete production lines, nationwide reach, and growing global exports.
40+ Export Markets
Equipment sold nationwide and exported to France, Russia, Brazil, Australia, South Africa, Nigeria, the Middle East, Southeast Asia, and beyond.
Nationwide Sales Network
Years of market experience, scale manufacturing, integrated resources, and branded service that strengthen customer confidence at home.
Integrity You Can Trust
We practice unity, integrity, efficiency, and value—building long-term partnerships through transparent communication and reliable delivery.
Continuous Innovation
Inspired by advanced manufacturing philosophy, we keep exploring technology for stable, efficient equipment and mature growth.
Tailored Line Solutions
From rotating die blown film to color-strip bag machines and high-speed printing—we configure lines to your material, speed, and budget.
- Unity
- Integrity
- Efficiency
- Value
With scale advantages and a strong marketing network, DeBang continues to advance with world-class manufacturing philosophy for stable, mature development.
About DeBang
Two-layer and three-layer co-extrusion rotary head film blowing machine
The co-extrusion rotary head film blowing machine is mainly used for blowing plastic composite films such as low-density...
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The main components of the film blowing machine
The film blowing machine is mainly divided into eight parts: extruder, die head, die head, cooling device, bubble stabil...
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Mainly supplied film blowing machine product list
Mainly supplied film blowing machine product list: two-layer co-extrusion rotary head film blowing machine unit, three-l...
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Blow molding process of extrusion film blown machine
Plastic film is an important type of polymer material products. Because it has the advantages of light weight, high stre...
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The forming process and principle of film blowing machine printing
The raw material is plasticized in the extruder after entering the head film through the filter screen and the porous pl...
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Features of air supply controller for film blowing machine
Main performance and features of air supply controller for film blowing machine 1. A throttle valve is provided. By a...
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DeBang Machine
Professional Plastic Machinery Manufacturer & Exporter
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Address Building D20, Zhihui Industrial Park, No. 33, Tingchao Road, Shangwang Street, Ruian City, Zhejiang Province-1-2
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Tel +86 13500095688
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WhatsApp 8613500095688
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Email info@debonmach.com