Infinity A Grade

A+ Quality

Self-owned R&D Testing Solutions

Our experienced mobile device engineers are constantly improving our testing system with latest technology and achieve some key milestones:

Quality Certification

for products in 2020

0 +
Authenticated smart devices
< 10 %
Return rate on e-marketplaces

Quality Assurance

At Infinity A Grade, all devices are thoroughly assessed with 200+ point diagnostic tests, ensuring every device we process is fully functional, accurately graded and truly ready for sale.

We can generate an inspection certificate with a clear grading system. 

Our sales team can explain further details with you.