Serial verification
Confirm a Loongtion unit is genuine and view model, tier, capacity, and warranty status by serial number.
Service & Support
Find serial verification, product downloads, FAQ answers, and return policy in one place — or contact Loongtion engineering by phone or email when you need a hands-on review.
Support resources
Self-serve tools and policy pages for authenticity checks, manuals, common questions, and returns.
Downloads
Get the product catalog and free technical whitepapers for DRAM, SSD, Card, and Module programs.
FAQ
Browse common answers on selection, compatibility, temperature grades, ordering, and after-sales.
Return & refund policy
Return windows, eligibility rules, and how to submit a request for Loongtion orders.
Contact engineering
For BOM review, fit checks, or warranty claims — usually within one business day on China business days (Mon–Fri, UTC+8; excl. public holidays).