情趣视频网站久久_九九碰在线免视频播放_欧美牲交Aⅴ欧美牲交_中文字幕夫妇交换乱叫

Adhering to the "quality assurance is the continuation of the enterprise vitality", "no scientific, strict process control, no good results" quality concept, quality control department is committed to the supervision and implementation of quality management system, firstly obtained the ISO9001, ISO14001 and ISO/TS16949 certification, which covering the entire group of company; According to the different business units we allocate inspection equipments, test equipments and laboratory, such as three dimensional measuring equipment (Zeiss, Tokyo precision, Sanfeng), quadratic element, ROHS testing instruments, sanitary product testing laboratory, electroplating product testing laboratory, which is used for preventing shipping unqualified parts to our customers!