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Warranty Service

Nantong Junde Industrial Technology Co., Ltd.provides comprehensive warranty services to ensure reliable support for your fluid handling and filtration equipment.
When you choose Nantong Junde Industrial Technology Co., Ltd.’s fluid handling (e.g., nozzles) and filtration equipment (e.g., filter elements), you’re not just investing in high-quality industrial components—you’re also securing our comprehensive, customer-centric warranty support designed to eliminate operational worries and protect your investment.

Warranty Services

Warranty Coverage & Period

1. Covered Products: Core products including industrial nozzles, filter cartridges and air filters.
2. Replacement Guarantee: Free replacement for non-human damage within 3 months of delivery.
 

Warranty Liability

1. Applicable Scenarios: Covers failures caused by inherent quality defects (excluding human error, improper maintenance, force majeure and off-spec operation).
2. Acceptance Standards: Subject to the provisions of the signed contract, i.e., products must meet the actual operational requirements of the purchaser's production equipment.
3. Technical Parameters: Shall comply with our official product manual.
4. Objection Period: The purchaser shall complete inspection within 1 week of delivery. File written objections within 3 days if products are substandard; otherwise, acceptance is deemed confirmed.

Service Process

1. 24-Hour Response: Our technical team will respond within 24 hours upon receiving the inquiry.
2. Tailored Solutions: Provide remote guidance, parts replacement or product exchange to minimize production disruption.
 

After-Sales Service

3-Month Free Replacement Guarantee

Enjoy free replacement for non-human damage within 3 months of product delivery, significantly reducing usage risks.
 

24-Hour Rapid Response

Our technical team is on standby around the clock, responding within 24 hours of your inquiry to efficiently resolve equipment issues.
 

Standardized & Transparent Protection

Clear acceptance criteria, technical parameters, and objection procedures ensure defined rights and responsibilities for worry-free cooperation.

WhatsApp/Telephone

+86 13376117608
+86 18505121328
​Copyright © 2025 Nantong Junde Industrial Technology Co., Ltd. All Rights Reserved.

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