Excelltel Technology Co., Ltd. was established in 1999 in Foshan China. We are a manufacturer which is specialized in developing and producing PBX system equipment. Our factory has attained ISO9001 certification, and most of products have attained CE and CCC certifications. With high standards of production and strict monitoring system of quality, its products have been constantly exported to many countries over the world.  Voluminously, we focus on new products contriving, we hav