For quality control, our factory has a special QC team, strictly control the quality and quality of the product before leaving the factory to ensure clearance.

We take strict quality control system:

IQC: Unlike others' random check, we handle 100% full inspection to guarantee every batch raw material is qualified.
IPQC: We will have airtightness inspection, voltage inspection, 100% function inspection and 100% 3 hours aging testing (most supplier is the random inspection and the aging testing time is 1 hour or less)
FQC: we will have appearance inspection, weight inspection, and function inspection again.