ZEROSET operates a power bank factory in Dongguan, China for cell/PACK, PCBA, assembly, validation, quality control and repeat OEM/ODM production. Shipment requirements follow model and market; see IATA.

Production evidence across facility, battery equipment, assembly, inspection, testing and shipment staging.






IQC → Build → Validate → FQC → Shipment
IQC checks cells or PACKs, PCBA, housings, cables, connectors and packaging against approved specifications.
IPQC checks assembly consistency, soldering, fit, cable routing, connectors, charging and function.
The golden sample is the approved baseline for appearance, key components, electrical behavior, labels and packaging.
Critical changes are documented, reviewed for impact and revalidated when required before production release.
Yes. Buyers can review facility, production flow, quality-control points and relevant qualification evidence.
Send product reference, capacity, power, interfaces, quantity, target market, packaging and required documents.
Cell or PACK identity, approved source, lot information, electrical checks and incoming status should be matched to the released BOM before assembly.
Typical checks include charging and discharging behavior, port and cable function, display or wireless function where applicable, protection behavior and abnormal heat.
Traceability can connect the finished production lot to approved cells or PACKs, PCBAs, key components, inspection records, packaging revision and final release status.
Yes. Mature OEM projects can normally customize logo, approved colors, artwork and packaging while keeping the validated platform architecture controlled.