Changzhou Chengxun Electron Co., Ltd Located in Changzhou in Jiangsu, And is equipped with the division of labor factory in Shenzhen ï¼? We dedicated to developing and manufacturing speaker, receiver, Microphoneï¼?buzzer and other electric parts. Having made great efforts, we have developed many products meeting customerâ??s need. These products are mostly used in communication, computer, digital products, multimedia, household electric equipment, medical equipment, alarming device, industrial equipment and other fields. Always holding the management concept of â??honest and credit, cooperation, win-winâ??, the company will make great efforts to meet customersâ?? need. Sincerely hope to have opportunities to cooperate with you! If you still have any need, contact with us, please!