Shenhe Technology specializes in OEM/ODM manufacturing for cleaning and personal care appliances, Including vacuum cleaners, cordless vacuums, corded vacuums, portable vacuums, car vacuums, smart robot vacuums, mattress vacuum cleaners, hair dryers and high speed hair dryers.We provide a comprehensive after sales support system for brand partner.

1. Production Quality Assurance:

Products are manufactured strictly against confirmed samples and technical specifications with strict pre‑shipment inspection. For product defects verified to be caused by our workmanship or materials, solutions such as replacement, spare‑part supply and rework will be offered.

2. Continuous Spare Parts Supply:

We supply a full range of repair parts for all our models. Even after a model is discontinued, Spare parts will be supplied periodically to fully guarantee the end-user repair needs of the brand.

3. Comprehensive Technical Documentation:

Shenh Technology offers free access to product BOMs, exploded diagrams, and maintenance manuals, along with online troubleshooting guidance. It also provides on-demand after-sales technical training to help clients build their own after-sales support teams.

4. Clear Division of Responsibilities:

Shenhe Technology takes charge of production‑side quality assurance. After‑sales service for end consumers shall be undertaken by our brand‑partner clients.

5. Closed-Loop Issue Resolution:

For batch‑quality issues, a complete root‑cause analysis report will be provided. Production processes will be optimized to prevent recurrence in future production batches.

After‑sales Handling Process for OEM / ODM Clients

1. Client compiles defect information: order number, model, defect quantity, photos/videos and defect log sheet.

2. Submit above‑mentioned documents to the sales contact of Shenhe Company. Our quality team will launch an abnormality investigation and deliver root‑cause judgement & proposed solutions within 2‑3 working days.

3. If fault diagnosis cannot be completed online, clients may send defective units to our factory for testing.

4. If defects are confirmed to be factory‑induced: mutually‑agreed solutions including spare‑part replacement, product exchange, rework or repair will be implemented. If defects are non‑factory‑caused, paid‑service options will be provided.

5. Execute the agreed solution and follow up until full case closure.

6. For batch‑scale quality issues: an 8D corrective‑action report will be issued with concrete countermeasures to be implemented in subsequent mass production.

7. Important Notice: All end‑consumer after‑sales work shall be handled by brand‑partner clients. Do NOT ship end‑user products directly to our factory.