Changzhou Wujin Lianhua/ Cre-sound Electronics Co., Ltd. is one of the most professional and leading companies in the field of acoustic components. Our company has a workshop of over 4,000 square meters with more than 250 skillful workers and 20 experienced engineers. We mainly produce SMD buzzers,piezo buzzers,piezo ceramic elements，electro-magnetic buzzers，speakers, receivers and other acoustic components.