About Us


Runlin is a leading manufacturer and supplier of silicone cold shrink tubes, cold shrink cable accessories and related products. Our factory has passed ISO9001:2008 test and gotten the certificate of conformity of quality management system certification.


Machines for producing cold shrink tubes are all designed by ourselves, the plastic strip extruder has been applied for a utility model patent, which established our leading position in this field. 80% of the supporting plastic belt in the market are produced by our factory.


Customization is available, which makes our cold shrink products used in more fields. RUNLIN brand is becoming more and more popular.


If you have any needs in cold shrink products, we are the one. 

  • Telecommunication

  • Power & Energy

  • Engineering

  • Civil Use