不熟(婚后+高干)一枝独秀,播放拔萝卜的动漫人物在线观看,菠萝蜜在线观看免费观看电视,波多野结衣在线,波多野结衣一区二区,波多野结衣无码视频

客戶簡介

Introduction to Shandong Gongda Electroacoustic Co., Ltd

Shandong Gongda Electroacoustic Co., Ltd. is a professional manufacturer, service provider, and overall solution provider of electroacoustic components and components. It is a national high-tech enterprise and one of the top 100 electronic components enterprises in China, with over 3000 employees. Founded in 2001, since its establishment, we have focused on the research and development and manufacturing of electroacoustic component products, committed to becoming a world-class provider of integrated solutions for electroacoustic technology.

It has "Shandong Enterprise Technology Center", "Shandong Acoustic Element Engineering Technology Research Center", "Electroacoustic Joint Laboratory" with the Institute of Acoustics of the Chinese Academy of Sciences, and "Gongda Electroacoustic European R&D Co., Ltd." in northern Europe.