As an industrial network equipment manufacturer with 11 years of experience, Lanao has built a complete after-sales service system to provide global customers with timely, professional, and reliable technical support and warranty services. Our service philosophy is based on shared responsibility and risk-sharing with customers. We minimize faults, protect customer investments, and ensure stable network operation through our global spare parts logistics and standardized RMA process.
Return Material Authorization: It is the main process for handling the repair or replace defective products during warranty or post warranty.

Channel | Access Path | Availability | Language |
Email Support | jie@lanaotek.com | 12H Response | EN/CN |
WhatsApp/WeChat | Via Account Manager or Sales Representative | 24*7 Online Services | EN/CN |
Phone Hotline | +86-755-8465-6994 | Business Hours Mon-Fri 9AM-6PM, CST | EN/CN |
RMA Case Portal | https://www.lanaotek.com/product-warranty.html | 12H Response | EN/CN |
Technical Documentation | Application via Account Manager or jie@lanaotek.com | 24*7 Online Services | EN/CN |

Lanao is committed to sharing responsibility and risk with customers, providing comprehensive warranty coverage and professional after-sales support to minimize losses from product faults.
Fault Judgment Rules
Manufacturer evaluation: based on internal test.
Customer evaluation: based on evidence (log, photo, video).
NTF (No Trouble Found): Customer responsible for test & return shipping fee.
Product Category | Standard Warranty Period | Warranty Extension Availability | Warranty Coverage | Spare Parts |
Data Center Product Line | 3 Years from Date of Shipment | Yes (10% price increase for extra 1 Year) | Repair under Warranty | Repairment after Receipt |
Industrial Product Line | 3 Years from Date of Shipment | Yes (5% price increase for extra 1 Year) | Repair/Replacement under Warranty | Stock Replacement |
Commercial Product Line | 1 Year from Date of Shipment | Yes (5% price increase for extra 1 Year) | Repair/Replacement under Warranty | Stock Replacement |
Accessories | 1 Year from Date of Shipment | Not Available | Replacement under Warranty | Stock Replacement |
Total turnaround: Within 10 calendar days from receipt of defective unit at Lanao service center.
Inbound shipping (defective unit to Lanao): Customer's responsibility, including local transportation, customs clearance, and international logistics from the customer to Lanao.
Outbound shipping (repaired unit to customer): Lanao's responsibility, including local transportation, customs clearance, and international logistics from Lanao to the customer.
Step | Action | Responsible Party | Time Limit |
1 | Customer submits RMA application via portal or email with: product model, serial number, defect description, proof of purchase | Customer | Day 0 |
2 | Lanao technical team reviews application and confirms warranty validity | Lanao | Within 1 business days |
3 | RMA approval confirmed; Lanao issues RMA number and shipping instructions | Lanao | Within 1 business days |
4 | Customer ships defective unit to nearest Lanaotek service center (at customer's cost) | Customer | Within 7 days of RMA approval |
5 | Lanao receives and inspects defective unit; confirms defect covered under warranty | Lanao | Upon receipt |
6 | Lanao performs repair or replacement; conducts functional testing | Lanao | Within 5-7 calendar days |
7 | Lanaotek ships repaired/replaced unit back to customer (at Lanao's cost) | Lanao | Within 2 calendar days of repair completion |
8 | Customer confirms receipt; case closed | Customer | Upon receipt |
Lanao will send good parts within SLA first once the application is approved.
Customer shall send defective parts to Lanao warehouse after receiving good parts.
Step | Action | Responsible Party | Time Limit |
1 | Customer submits AHR application via portal or email with: product model, serial number, defect description, proof of purchase | Customer | Day 0 |
2 | Lanao reviews and approves AHR application; issues RMA number | Lanao | Within 1 business day |
3 | Lanao ships replacement unit to customer (at Lanao's cost) | Lanao | Same day as approval for in-stock items |
4 | Customer receives replacement unit and confirms it works; ships defective unit back to Lanao | Customer | Within 10 calendar days of receiving replacement |
5 | Lanao receives and inspects returned defective unit; confirms defect is valid under warranty | Lanao | Upon receipt |
6 | Case closed | Lanao | Within 5 business days of receipt inspection |
AHR is subject to spare parts availability; for out-of-stock items, RFR process will be applied instead.
For EOL(End-of-Life) product, Lanao reserves the right to replace with alternative device (equivalent or upgraded).
DOA Condition | Criteria | Service Response | Cost Responsibility |
DOA - Hardware Defect | Product non-functional at first power-on; defect confirmed by Lanao technical team | Immediate replacement with new or refurbished unit; no repair process | All shipping costs borne by Lanao (both directions) |
DOA - Wrong Product Shipped | Product model does not match order; product shipped in incorrect quantity | Correct product shipped immediately; return of incorrect items arranged | All costs borne by Lanao |
DOA - Transit Damage | Visible external damage to packaging on delivery; documented at time of receipt | Replacement after customer submits damage photos and delivery receipt | Freight claim filed by Lanao with carrier; customer not charged |
NOT DOA - Misuse | Product damaged due to improper installation, wrong voltage, physical damage | Standard repair service; all costs borne by customer | Customer pays all costs |
DOA Claim Procedure
1. Customer must document damage/non-function with photos and video at time of unboxing.
2. Submit DOA claim within 7 calendar days of delivery via portal https://www.lanaotek.com/product-warranty.html or Sales Representative’s email.
3. Lanao QC and technical team completes remote diagnosis within 1-2 business days.
4. Approved DOA units are replaced immediately; no repair process required.
Warranty Applies When
• Product is within the standard warranty period
• Defect is caused by manufacturing or material quality issues
• Product serial number and model are legible and match records
• No unauthorized modification, repair, or disassembly
• No damage from improper use, accident, or natural disasters
• Proper storage and operating conditions per product features
Warranty Does NOT Apply When
• Warranty period has expired, maintenance fee 2-10% of the product value charged
• Defect caused by customer misuse, improper installation, or negligence
• Unauthorized modification, repair, or firmware changes
• Damage from force majeure (lightning, flood, fire, earthquake, etc.)
• Serial number removed, altered, or illegible
• Damage during transportation (should be claimed with carrier)
• Normal wear and tear (damaged casing, cosmetic wear, etc.)
• Defect caused by use beyond product features
SLA | Description | Response Time | Availability |
P1 - Critical | Entire network down; major service impacted; no redundancy available | Within 4 business hours | 24*7 via Hotline + On-site Service |
P2 - High | Partial network degradation; backup available; customer operational with limitations | Within 8 business hours | 24*7 via Hotline + Portal |
P3 - Medium | Non-critical issue; minor functionality affected; workaround available | Within 1 business day | Business Hours Mon-Fri 9AM-6PM, CST |
P4 - Low | General inquiry; cosmetic issue; documentation request | Within 2 business days | Email / Portal only |
Important Notes
• RMA application must be submitted within the valid warranty period; units outside warranty are not eligible for RMA service.
• The defective unit must be returned in original or equivalent protective packaging to avoid transit damage.
• Lanao is not responsible for any data loss on returned defective units; customers must back up data before return.
• For third-party accessories (non-Lanao) purchased, warranty is passed through from original manufacturer.
• Different product line has separate warranty terms as specified in the Product Warranty Policy.
Return Merchandise Authorization — Please complete all required fields before submission.
Subscribe now, you can get over 100 valuable resources and white papers.
Follow us also can get the latest products and industry information in our members emails. Learn Details>>>
Call us on:
Email Us:
2106B, #3D, Cloud Park Phase 1, Bantian, Longgang, Shenzhen, 518129, P.R.C.