Technical Support & FAQ
How can I verify product authenticity?▼
All products sold by AnFully come directly from authorized manufacturers with complete COA (Certificate of Authenticity) and traceable batch numbers. You can verify authenticity through the manufacturer's official channels.
What is your shipping policy?▼
We ship from both Shenzhen and Hong Kong warehouses. Standard delivery takes 1-3 business days for domestic orders. International shipping typically takes 5-10 business days depending on destination.
Do you provide technical support for component selection?▼
Yes, our FAE (Field Application Engineering) team provides free technical support including component selection, datasheet interpretation, and circuit optimization suggestions.
What is your return policy?▼
We accept returns within 30 days of delivery for unopened products in original packaging. For quality issues, we offer hassle-free returns and exchanges.
How do I get a quote for bulk orders?▼
You can submit an inquiry through our online form or contact our sales team directly. We typically respond within 30 minutes during business hours.
Do you offer free samples?▼
Yes, we offer free samples for qualified R&D customers. Each model is limited to 10 pieces. Please submit a sample request through our website.