M&C International group Co., Ltd., A collection of sales, research and development and the production as a whole is the HK capital of the enterprise, established in 2005, on the management IC, infrared emission diode, infrared receiver module, relays, LED lamp, remote controls and other electronic photoelectric equipment (including LED optoelectronic components, LED lighting series photoelectric equipment), battery [including alkaline buckle type battery, environmental protection sex/carbon alkaline battery, the lithium manganese buckle type battery (CR series) ], quartz crystal resonator and surface wave and other products series.