Established in 1995, Ningbo KEPO Electronics Co., Ltd is a Sino-Korean Joint Venture with headquarter located in Ningbo China (two hours highway from Shanghai). We have four factories in Ningbo china and another one in South Korea. The company covers an area 16,000 square meters combined with more than 1,000 employees. Our main products include Piezoelectric Ceramic, Piezoelectric Sensor, Buzzer, Speaker & Receiver, Alarm &. Horn and Microphone.