亚洲中字幕,国产网友自拍视频,黄色男人的天堂,国产精品亚洲专区在线观看,国产成人啪精品午夜在线观看,8050午夜一级

Shouguang Feitian Electronics Co., Ltd. is a high-tech enterprise specializing in the design, research and development and production of piezoelectric ceramic products. The company has a R & D team with rich experience, employs many well-known domestic experts in the piezoelectric ceramic industry, and maintains good cooperative relations with Shandong University, Tsinghua University, Chinese Academy of Sciences, Shanghai Silicate Research Institute and other units. Relying on advanced technology and production technology, the piezoelectric ceramic series products developed and produced have excellent performance and stable quality. Products are widely used in ultrasonic cleaning, welding, detection, medical ultrasound, beauty equipment, underwater acoustic transducer, micro drive, ultrasonic flowmeter and many other fields.

The company has passed the ISO9001 quality management system recognition, adhering to the "quality first, customer first" purpose, dedicated to provide domestic and foreign users with excellent products and thoughtful service.