80-Point Diagnostic Protocol & Quality SOP

Adhering to ADISA and PhoneCheck industry certification standards.

1
GSMA Central Registry Verification & Clean IMEI Audit

Every inbound handset is queried against the global GSMA registry. Any device reported lost, stolen, financed, or blacklisted by UK mobile network operators is immediately rejected and quarantined.

2
Blancco NIST 800-88 Cryptographic Sanitisation

Zero residual user data guarantee. Every memory partition undergoes certified multi-pass erasure with cryptographic overwrite, verified with digital ADISA compliance certificates.

3
PhoneCheck 80-Point Automated Diagnostics

Full OEM benchmark validation: Multi-touch digitizer responsiveness, TrueTone and display color temperature, Face ID infrared matrix, LiDAR depth scanner, stereo microphones, baseband RF power, Wi-Fi 6E/5G throughput, and battery capacity (>85% retention).

4
Optical Macro Grading & ESD Protective Packaging

High-intensity LED macro surface audit ensuring Grade A+ Pristine finish without micro-abrasions. Packaged inside anti-static shielding bags and multi-chamber air column capsules for complete transit shock protection.