VoIP PI Co., Limited. is a one of the leading asterisk telephony card manufacturer in china, with passion in supplying open source computer telephony hardware.With strong R&D ability and high performance product, we serve a wide range of voip card hardware widely used in calling center, ippbx etc.VoIP PI products are ready to be used with leading open source telephony projects including Asterisk? trixbox? Elastix? PBX in a Flash, AskoziaPBX? Voyage-Linux in full product line with excellent performance.Quality Assurance Meeting and exceeding quality standards is the core of our culture. Our product design, development, manufacturing and manufacturing process is based on world-class quality standards.Customer-orientedFor years, Voiplink has been solving customer problems, and providing excellent Voip solutions in its way of growing. But above all we know that we succeed only if you and your customers succeed too. We are committed to the future ? both yours and ours.With VoIP PI, we could touch the world easily.