Our company was established in 1993. Our company is one of the earliest and biggest companies specialized in producing piezo ceramic elements, piezo buzzer, speakers, Microphones, Ultrasonic sensors, etc. Our company got the lSO 9001:2000 certification in year 2000. We can produce about 100 millions every year.Our products have the following advantages over our competitors: light weight, small size, excellent sound quality, sparkles, low power consumption, high reliability, long life-span,etc. Because of the exceptional quality, our products are widely used in security, health care, consumer electronic, automobile radar, telephone, electronic toy, watch, music card, alarm, etc.Our company's value is sincere, cooperative, creative and efficient. We constantly devote ourselves in providing excellent electro-acoustic products to our clients. Special founding character and downing cost by batch. Do our best to provide electro-acoustic products for our client.