The Gainwise Technology Company, one of the professional manufacturers in Taiwan, which was established in 1995. We are devoted to high quality, reliable and cost-saving products. We offer to sell: 1.Fixed Wireless Terminal 2.Fixed Cellular Terminal 3.GSM Gateways 4.Call Forwarding Box 5.SIM Cards Managerment 6.EI PRI Digit Mobile Trunk(DMT)