Ningbo Zettler Electronics Co., Ltd. is specialized in producing electromagnetic relays and other electrical products. With 9 years of experience, we have become one of the largest production bases for electromagnetic relays in China. Our products have won high popularity in the USA, Germany, Italy and more than 20 other countries and regions. At present, we are the main manufacturing base for Hongfa Electroacoustic Co., Ltd. and American Zettler, with an annual output of over 80 million ...   |