Dongguan Sweet Sound Electronics Co., Ltd., a Hong Kong independently owned company, was established in 1991. We are a professional enterprise specialized in the research, production and sale of various piezoelectric elements, piezoelectric sounders, piezoelectric ultrasonic transducers, piezoelectric horns, and electro-magnetic buzzers. Our monthly output is 25 million pieces. Nowadays, we have over 500 employees, a 24,000-square-meter manufacturing plant, and 200 sets of production and test ...   |