Trio Industrial Electronics Group Limited is an investment holding company that provides engineering and contract manufacturing services across the People's Republic of China, South-east Asia, North America, Europe, and internationally. Its product portfolio includes electro-mechanical products, switch-mode power supplies, smart chargers, smart vending systems, automatic testing equipment, power switch gear boards, and catering equipment control boards. The company also offers information technology services, new energy-related products, global materials sourcing, and sales and marketing support, and manufactures and sells electronic products and components. It additionally provides electric vehicle charging solutions and trades in electric vehicle chargers, with products used in industrial and commercial applications such as renewable energy facilities, telecommunication equipment, commercial freight equipment, medical and healthcare devices, security systems, and gaming and entertainment kiosks. Founded in 1983 and headquartered in Hung Hom, Hong Kong, it is a subsidiary of Trio Industrial Electronics Holding Limited.