无码a区在线观看视频-无码a片在线观看-无码a级免费黄色视频-无码a级毛片日韩精品-无码a级毛片免费视频内谢5j-无码a级毛片免费视频内谢

Our company always maintained a close strategic cooperative relationship with well-known enterprises and research institutes at home and abroad, and jointly built a cooperative r&d cooperation platform. While absorbing the latest research and development results, the company has constantly strengthened independent r&d innovation. Has cultivated an experienced, the determination innovation high - quality research and development team. Also we obtained 23 national patents and one invention patent, established "municipal r&d center", and won the title of "national high-tech enterprise", and is a key patent pilot enterprise supported by the state.