kingsonic pcb industrial corporation actively carries out the iso9001:2000 quality management system and passed britain bsi co. international quality attestation in march, 2002. quality attestation: iso9001:2000 (2002) ul attestation certificate no: e216161     　　　 　quality policy: 　　　actively offer high-quality products 　　　keep improving the quality of product 　　　customer paramountcy and continuously development 　　quality activity: popularizing the basic concept and application of statistical process control (spc) to all of the procedures in the company. achieving that every member in the company can accept spc education and training, flexible to use spc technology to make process analysis and improvement, effectively master products quality trends and monitor process variation at a early time, so as to improve the production process capability and product quality. x-ray measure instrument ion pollution test machine hole-copper inspection instrument v-cut remnant thickness measure device