We, Shenzhen Linksz Co.,Ltd(Proolin) are a professional VoIP solution   and equipment manufacturer . we provide the highest quality VoIP devices,  including IPPhone, Gateway, USBPhone and other related  network communication products.   We are also only manufacturer of YapJack Device-net2phone.
   Company Founded in 1998,  is one of earliest company for working on VoIP in china. we have establish ourself product line and developer department. Over years of efforts,owing to excellent credit standing,  Our VoIP termital products are widely sold out in all over the world and exported to USA, UK, France, Italy, Germany, Poland,  Malaysia, Indonesia, Australia ,Japan ,Korea...