国产精品久久久久久99999-精品人妻av一区二区三区免费-蜜桃成人a级毛片免费看视频-少妇人妻一区二区三区四区

Electronic component manufacturing expert

Professional research and development, production and sales of chip multilayer ceramic capacitors (MLCC), chip high voltage / high Q ceramic capacitors, chip multi-layer varistors (MLCV), chip thick / film fixed resistors and microwave single layer capacitors , Ceramic thin film circuits, ceramic heat sinks and other microelectronic products