Electrical Insulation Sheets, Rods, Tubes Manufacturer

30 years Experienced Manufacturer

14 Days Quick Delivery

2 Factories & 5 Production Lines

Shenyang Yongxing Science and Technology Co., Ltd.

High-Performance Electrical Insulation Materials

Manufacturing various types of electrical insulation sheets, rods & tubes

Why Choose Us

Years Of Industry Experience
Year Of Export Experience
Global Clients
Exported Countries

Work With Yongxing

  • Established in 1990
  • Own 2 Factories
  • 20 Year Industry Experienced Team
  • Factory Direct & Fast Delivery
  • ISO 9001 Quality Certified
  • Strict Testing After Production
  • Large Inventory & Dedicated Workshop
  • One-Stop Service
  • No Scratches & Well Packaged
  • Main Products: Sheets, Rods & Tubes made in Glass Fiber, Phenolic, GPO-3, Bakelite, etc.


We can cut insulation materials as your request size, and have extensive experience keeping tolerance and will use different cutting machines to do the job according to different tolerance.
  • Tolerance Range: -0.02mm ~ + 0.02mm
  • Edge cut neatly
  • No scratches on the surface


We have a dedicated CNC machine shop that’s equipped to make custom machining parts. The tolerance range will be controlled in the range from -0.02mm to 0.02mm. See below process:
  1. Drawing Confirmation
  2. Materials Confirmation
  3. Sampling
  4. Sample Testing
  5. Bulk Production

Get Every Single Answer Here

FR4 glass epoxy sheet is a kind of laminated sheet material that consists of electrical grade epoxy resin and glass fabric. It has a low coefficient of thermal expansion and outstanding electrical properties. This sheet material is extremely stiff and can be custom cuts.

We can provide 1-2 pieces samples of sheet materials in A4 size, or machining parts according to the confirmed design drawing. All are free of charge. But additional shipping charge will be on your side.

From production to testing, from packing to shipping, our sales team will make a progress report for you every week and send pictures and videos for your reference. So that you can know every step progress clearly.

For new customers, we can accept the 30% T/T of the payment, and 70% T/T balance before the shipment. If you have been with us for years and run into cash flow pressure, we do offer OA credit.

We appreciate your visiting our factory in your free time. But now, it is better to wait until the epidemic subsides. So we support using ZOOM for online factory inspection. If you need the third party inspection, We will cooperate fully.

Full Support To You

Contact Us For A Free Sample