Professional Heat Shrink Tubing Manufacturer
30 years of experience. We supply compliant PVC & PET heat shrink tubing with full customization.
HAOSHENG（昊晟）
What We Do？
HAOSHENG（昊晟） has specialized in the R&D, production and customization of PVC & PET heat shrink tubing for over 30 years. Equipped with automatic production lines, we fully implement ISO and IECQ quality control systems, and all products comply with RoHS and REACH standards. Our tubes serve insulation packaging for capacitors, lithium batteries and electronic components. Custom colors, printing and sizes via OEM & ODM are available. We offer fast sampling and steady mass delivery, supplying trusted insulation protection solutions for worldwide new energy and electronics clients.
HAOSHENG（昊晟）
Two Core Series of Heat Shrink Tubing
We supply PVC & PET heat shrink tubing. PVC for capacitors with printable specs; glossy high-temp PET for lithium batteries. Full sizes & colors, custom printing available. Certified eco-friendly materials offer reliable insulation for electronic parts.
HAOSHENG（昊晟）
Core Advantages of Professional Insulation Protection
With over 30 years in electronic insulation tubing, we deliver premium PVC & PET heat shrink tubes for capacitors & lithium batteries via automated lines, strict QC and flexible customization.
Dual Material Full Range
Mass production of PVC for capacitors & PET for lithium batteries, various sizes/colors in stock for all components.
Certified Stable Quality
RoHS & REACH certified. Automatic production & full inspection ensure uniform shrinkage and stable insulation.
Flexible Custom Service
Custom printing, colors & sizes available. Fast sampling and efficient mass delivery.
haosheng（昊晟）
Wide Application Scenarios Covering Full Electronics Industry Chain
Cylindrical Lithium Battery Insulation Sleeve
Glossy high-temperature resistant PET sleeves for insulation, fit 18650, 21700 and other lithium cells.
Component Protection for Power Supplies & Driver Boards
Isolate conductive parts to prevent short circuits and improve circuit board safety.
Insulation Wrapping for Chargers & Adapters
Wrap internal electronic accessories with wear-resistant insulation to extend charger service life.
Aluminum Electrolytic Capacitor Packaging
Special PVC heat shrink tubes with printable capacitor specs, offering insulation and neat appearance for all capacitors.
Insulation Encapsulation for Small Energy Storage Cells
Stably wrap energy storage cells to avoid electric leakage and guarantee stable operation.
Anti-corrosion & Insulation Protection for Industrial Electronic Parts
Block moisture and dust with anti-corrosion performance for outdoor & industrial control components.
HAOSHENG（昊晟）
About HAOSHENG
HAOSHENG（昊晟） specializes in R&D and manufacturing of PVC & PET heat shrink tubing for electronic insulation, covering capacitors, lithium batteries and more with custom service & full environmental certifications.
Custom Insulation Tubing | Build Win-Win Partnership
For heat shrink tubing samples, customized specifications & bulk procurement, we provide prompt support. With mature production lines of PVC & PET tubes, we deliver tailored insulation solutions for electronic components. We sincerely welcome global partners to cooperate.