We have more than 20 well-trained and experienced Quality Control staff. The ISO9001 quality system throughout all manufacturing processes and strictly controls product defect ratios per PPM standard. We have the full lines of testing instruments & equipments located in related production process, which guarantees the solid reliable quality. IQC(Incoming Quality Control), IPQC( In Process Quality Control), LQC (Line Quality Control), FQC(Final Quality Control) & OQC(Outgoing Quality Control) are implemented in our production process. Our batteries are 100% tested prior to packaging and shipment. What's more, we continuously purchasing new and advanced machines & equipments into the production lines to improve product consistency.