Current location：Home>About us>Development history>In August, Japan's Sharp Graduate, the performance of the photosensitive device PT550, PT850 series of materials produced by Xin Yongcheng, designated to use the new air conditioner control board for use, lasting
In August, Japan's Sharp Graduate, the performance of the photosensitive device PT550, PT850 series of materials produced by Xin Yongcheng, designated to use the new air conditioner control board for use, lasting
