In order to make phone calls via the Internet one’s device has to be compatible with Softphone software. In example in order to call from a PDA using VoIP technology one has to install Softphone software, in order for it to work properly, PDA has to have Softphone compatibility.
Asiasoft Software Technology Co.,Ltd (Asiasoft) was founded at the beginning of 2000, whose main business focuses in China. It owns multi-stock shared firms in Beijing, Shenyang and Hongkong.