Before launching any OEM mass production order, all brand buyers need to confirm unified customized quality control clauses that fully match our factory’s full-process QC management system covering raw material incoming batch inspection standards, semi-finished product on-line patrol sampling frequency, finished product AQL acceptance level, functional aging testing duration, packaging protection requirements and defective product rework or replacement rules, every customized QC standard agreed by both parties will be imported into our factory digital inspection system as the exclusive judgment basis for the client’s orders, our internal OEM operation system arranges independent QC inspectors responsible for each brand’s customized projects to avoid mixed quality standards between different customers, and supports clients to arrange third-party inspection before shipment according to the confirmed QC clauses with complete inspection workshop and sample storage space provided inside the factory, clear written confirmation of all custom quality terms eliminates inconsistent quality expectation gaps between brands and the OEM plant and ensures every batch of customized goods meets the client’s unique market quality requirements under our standardized factory production system.