Others
Electrical engineering, electronic engineering, materials science, and material physics are all used in Grand Halo's electro-optics, which involves components, devices such as LEDs, and systems that rely on the propagation and interaction of light with various customized materials. Electro-optical products provided by Grand Halo include, GH-SL34, GH-S127, GH-D159, etc.
 
                 
		                         
                             
                         
                                         
                                         
                                         
                                         
                                         
                                         
                                         
                                        