精品久久久噜噜噜久久久,麻豆国产精品va在线观看不卡,国产对白国语对白,中文字幕无码毛片免费看

Research and development direction

R & D environment

Technical achievements







Up to now, the company has 70 patents, and the patented technologies cover the fields of communication, new energy, medical, aviation and consumer electronics.