We uphold the faith that quality is the key to ensure business viability and customer satisfaction. To gurantee quality consistency, we have installed and implemented complete QA systems. Persistent process control is performed throughout production, including material receiving and production line inspections and lab testing, and implements the “Three-Inspection” procedure, i.e. initial workpiece inspection, self evaluation and regular QC insepction. The engineering capacity paramter CPK＞1.67 conforms to the standard.