In recent years, the relevant departments of the military and the military have cooperated closely and have done a lot of work in encouraging private enterprises to enter the field of military scienti【Details】
In the past two years, the smart lighting market has developed rapidly. Not only the traditional lighting companies such as Philips, GE, Samsung and other giant companies are rushing to launch smart L【Details】
In recent years, LED outdoor large-screen industry is hot, and many companies are eager to make this happen, making the quality of LED outdoor large screens mixed. As a result, problems such as chaoti【Details】
