About Us

2003 Established
60+ Patents
20,000㎡ Factory Area
40M+ Monthly Output

Shenzhen Sunbow Insulation Materials MFG. Co., Ltd. was established in 2003, mainly engaged in research & development, manufacture and sales of various insulation sleeves. We have a leading R&D team, industry-leading production equipment and advanced testing equipment. After more than 20 years of steady development, with the joint efforts of all employees, we now hold more than 60 patents, and successively gained the…

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    Automatic Yarn Beaters
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    High-Speed Braiding Machines
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    Coating Lines
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    Extruders
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    Expansion Machines
Brand Support
Production Equipment

PVC Tube Extruder

Large Size High Speed Braider

High Speed Braider

Silicone Rubber Tube Extruder

Silicone Rubber Tube Rubber Trainer

Automatic Spinner

Heat Shrink Tubing Extruder

Heat Shrink Tube Expander

Coating Line

Inspection Equipment

RoHS 1.0 Test

RoHS 2.0 Test

VW-1 UL Flame Retardant Tester

Electric Constant Temperature Aging Box

Constant Temperature And Humidity Test Chamber

Pressure Tester

Winding Length Meter

Shore Hardness Tester (Pipe Hardness Tester)

Past Exhibitions

Berlin, Germany in 2015

Hanover in 2016

Munich, Shanghai in 2017

Berlin, Germany, 2018

2018 Hanover, Germany

Berlin, Germany, 2019