Merry Electronics Co., Ltd. Merry Electronics Co., Ltd. manufactures electroacoustic products, including earphones, headsets, speakers, microphones, batteries, and assistive listening devices (ALD); receivers, sound equipment, and speaker monomers; power amplifiers, charging boxes, and mobile power supplies; hearing aids, acoustics equipment, and medical devices; cables, connectors, and electronic components; security systems; induction cookers; and plastic hardware products. The company engages in research, development, and sale of hearing aid software; plastic injection molding and metal stamping; international trade and consulting; and electric wire and cable processing, serving mobile communication, multimedia and entertainment, medical and healthcare, smart homes, and accessories sectors. Founded in 1975 and headquartered in Taichung, Taiwan, Merry Electronics operates globally with facilities in the United States, Europe, China, Hong Kong, Singapore, Thailand, Vietnam, and Malaysia. In March 2025, Merry Electronics agreed to acquire 100% of Japanese manufacturer MWT Holdings Co., Ltd. from unrelated parties including J-STAR No. 3 SS, LP, to strengthen its position in the electroacoustic component market.