Global after-sales support
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We have a globally certified team of 85 senior engineers with more than 15 years of professional experience who provide round-the-clock technical services to customers in 35 countries. The team has set up an efficient emergency response mechanism that can quickly deal with high-voltage insulation faults within 3 hours to ensure the safe and stable operation of the power system.
Guaranteed Lead Times
We guarantee that standard inventory items will be delivered within 5-7 working days (FCA terms), customized liner products will have a production cycle of 12-15 days and support full process progress tracking.
At the same time, we provide a 72 hour global air freight expedited service to fully meet project schedule requirements
Service Center
We have established local service centers in Europe, North America and ASEAN with teams of professional engineers to provide rapid response technical support and on-site service to our regional customers to ensure efficient solutions to high-voltage insulation product application problems.
Aging resistance
Our polymer weathering protection solutions follow the IEC 62217 international standard and provide reliable protection for power equipment worldwide through UV- and chemical-resistant designs that ensure the long-term stability of insulation in extreme environments.
FAQ
What kind of technical support do you offer after purchase?

We provide lifetime technical support via email, phone, and remote diagnostics. Our engineers are available to help troubleshoot, interpret test results, and guide on-site personnel when needed.

Do you offer on-site support services?

Yes, for projects that require it, we can dispatch experienced technicians for installation supervision, commissioning, or fault investigation—based on prior agreement and availability.

What is your warranty policy?

We offer a limited product warranty covering manufacturing defects under normal operating conditions. Specific warranty terms are provided with each order.

How do you handle product issues after delivery?

If an issue arises, we conduct a root-cause analysis and work closely with your team to implement corrective actions. We aim to resolve issues efficiently and transparently.

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Service & Support
Our certification team consists of 85+ engineers with more than 20 years of professional experience
24/7 Service. Average emergency response time is limited to less than 12 hours
Suitable for substations, industrial power grids, new energy projects and other demanding scenarios
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