Yuyao Ruiyi Electric Industrial&trade CO.,Ltd.is a public broadcasting products,Catering equipment combining production and trade enterprises. The company is located in Ningbo City,Zhejiang Province,China. We have experienced technical and sales to provide you with comprehensive one-stop service Products offered include: Public address system products Such as ceiling speakers,wall speakers,horn,power amplifier,etc. Catering Equipment Such as working table,ice machi...