We follow our "factory QC standards" and optimize each manufacturing process, including IQC 【In-coming QC】, IPQC 【In-process QC】, FQC 【Final QC】and constantly improve the quality management system. Regarding management process, we adopt "PDCA cycle" 【Plan-Do-Check-Act】quality management system to manage the whole manufacturing process and continuously improve product quality so as to achieve the goal of delivering good products to customers and service-oriented.